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Maharashtra State BoardSSC (English Medium) 10th Standard

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ chapter 9 - Carbon compounds [Latest edition]

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SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ chapter 9 - Carbon compounds - Shaalaa.com
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Solutions for Chapter 9: Carbon compounds

Below listed, you can find solutions for Chapter 9 of Maharashtra State Board SCERT Maharashtra for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ.


Choose the correct option.Find the correlation.Find odd one out.Answer in one sentence.Match the columnsRight or Wrong sentenceWrite an ExplanationWrite scientific reasonsSolve the following QuestionsDistinguish betweenWrite short notesAnswer the FollowingAnswer the following questions
Choose the correct option.

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Choose the correct option.

Choose the correct option.

1

Generally, the melting and boiling point of carbon compounds are found to be less than _______ °C.

  • 300

  • 100

  • 200

  • 150

2

Number of valence electrons in a carbon atom is _______.

  • 4

  • 5

  • 1

  • 3

3

The bond between two oxygen atoms is _______ bond.

  • double

  • triple

  • single

  • none of these

4

The molecular masses of a carbon compound spread over a range of _______.

  • 1012

  • 1014

  • 1010

  • 1013

5

The unsaturated hydrocarbons containing a carbon-carbon double bond are called _______.

  • Alkenes

  • Alkanes

  • Alkynes

  • Alcohol

6

The phenomenon in which compounds having different structural formulae have the same molecular formula is called _______.

  • structural isomerism

  • catenation

  • homologous

  • functional group

7

From the following hydrocarbon _______ is the cyclic hydrocarbon.

  • isobutane

  • propyne

  • benzene

  • isobutylene

8

While going in an increasing order there is a rise in the molecular mass of the consecutive members of the homologous series by _______.

  • 14 u

  • 15 u

  • 16 u

  • 17 u

9

The general molecular formula for the homologous series of alkynes is _______.

  • CnH2n

  • `"C"_"n""H"_("2n" + 2)`

  • `"C"_"n""H"_("2n" - 2)`

  • `"C"_"n""H"_("2n" - 1)`

10

_______ is one of the combustible components of L.P.G.

  • Methane

  • Ethane

  • Propane

  • Butanol

  • Ethene

11

At room temperature ethanol is _______.

  • solid

  • gas

  • plasma

  • liquid

12

Generally _______ is called spirit.

  • methanol

  • ethanol

  • propanol

  • butanol

Find the correlation.

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Find the correlation.

Find the correlation.

1

Solid : iodine : : _______ : bromine

2

CH3–CH2–CHO : propanal : : CH3–COOH : _______

3

Ketone : –CO– : : Ester : _______

4

Cyclohexane : Cyclic hydrocarbon : : Isobutylene : _______

5

Saturated hydrocarbon : Single bond : : Unsaturated hydrocarbon : _______

6

Saturated carbon compounds : blue flame : : Unsaturated carbon compounds : _______

Find odd one out.

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Find odd one out.

1

Find the odd one out and give its explanation.

  • Ethylene

  • Styrene

  • Propylene

  • Teflon

2

Find the odd one out and give its explanation.

  • Butane

  • Methane

  • Benzene

  • Ozone

3

Find the odd one out and give its explanation.

  • CH4

  • C2H6

  • C5H12

  • CaCO3

4

Find the odd one out and give its explanation.

  • C2H2

  • C3H8

  • C2H6

  • CH4

5

Find the odd one out and give its explanation.

  • C2H4

  • C4H10

  • C3H8

  • CH4

Answer in one sentence.

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Answer in one sentence.

Answer the following question in one sentence.

1.1

Write the molecular formula of the given compound.

Ethyl ethanoate

1.2

Write the molecular formula of the given compound.

Sodium ethanoate

1.3

Write the molecular formula of the given compound.

Sodium ethoxide

1.4

Write the molecular formula of the given compound.

Stearic acid

1.5

Write the molecular formula of the given compound.

Oleic acid

1.6

Write the molecular formula of the given compound.

Palmitic acid

2.01

Write the molecular formula of the given compound.

Ethylene

2.02

Write the molecular formula of the given compound.

Benzene

2.03

Write the molecular formula of the given compound.

Acetic acid

2.04

Write the molecular formula of the given compound.

Propylene

2.05

Write the molecular formula of the given compound.

Acetylene

2.06

Write the molecular formula of the given compound.

Ethyl alcohol

2.07

Write the molecular formula of the given compound.

Acetone

2.08

Write the molecular formula of the given compound.

Propene

2.09

Write the molecular formula of the given compound.

Ethanol

2.1

Write the molecular formula of the given compound.

Ethanoic acid

2.11

Write the molecular formula of the given compound.

Isobutane

3.1

Draw electron dot structure and line structure for a given molecule.

Hydrogen

3.2

Draw electron dot structure and line structure for a given molecule.

Oxygen

3.3

Draw electron dot structure and line structure for a given molecule.

Methane

3.4

Draw electron dot structure and line structure for a given molecule.

Nitrogen

3.5

Draw electron dot structure and line structure for a given molecule.

Ethene

Match the columns

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Match the columns

1

Match the pairs.

Group 'A' Group 'B'
a. C2H6 1. Unsaturated hydrocarbon
b. C2H2 2. Molecular formula of an alcohol
c. CH4O 3. Saturated hydrocarbon
d. C3H6 4. Triple bond
2

Match the columns.

Group A Group B
1. Straight chain hydrocarbon a) Benzene
2. Branched chain hydrocarbon b) Propyne
3. Cyclic hydrocarbon c) Isobutylene
3

Match the columns.

Group A Group B
1) Ether a) –OH
2) Ketone b) –O–
3) Ester c) –CO–
4) Alcohol d) –COO
Right or Wrong sentence

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Right or Wrong sentence

1

The number of electrons in the valence shell of a carbon atom is 4.

  • Right

  • Wrong

2

Your body is made up of carbon.

  • Right

  • Wrong

3

Carbon compounds contain only open chains of carbon atoms.

  • Right

  • Wrong

4

In general, saturated compounds are more reactive than unsaturated compounds.

  • Right

  • Wrong

5

Benzene is a cyclic unsaturated hydrocarbon.

  • Right

  • Wrong

6

Cyclohexane is a branched chain type of hydrocarbon.

  • Right

  • Wrong

7

As one ascends in any homologous series, physical properties change gradually.

  • Right

  • Wrong

8

There are different general molecular formula for all members of the homologous series.

  • Right

  • Wrong

9

In LPG, butane is a flammable component.

  • Right

  • Wrong

10

Substances that can give oxygen to other substances are called reductant.

  • Right

  • Wrong

11

Potassium permanganate is an oxidizing compound in regular use.

  • Right

  • Wrong

12

Colorless ethanol is in liquid state at room temperature.

  • Right

  • Wrong

13

Ethanol is soluble in water in all proportions.

  • Right

  • Wrong

14

Ester is a sweet-smelling compound.

  • Right

  • Wrong

15

Two carbon atoms can always form one or two covalent bonds.

  • Right

  • Wrong

Write an Explanation

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Write an Explanation

1

Write an Explanation.

Alkane

2

Write an Explanation.

Alkene

3

Write an Explanation.

Alkyne

Write scientific reasons

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Write scientific reasons

1

Write scientific reason.

Ethylene is an unsaturated hydrocarbon.

2

Write scientific reason.

The flame appears yellow in the ignition of naphthalene.

3

Write scientific reason.

The color of iodine disappears in the reaction between vegetable oil and tincture iodine.

4

Write scientific reason.

Vegetable ghee is formed from the hydrogenation of vegetable oil in presence of nickel catalyst.

5

Write scientific reason.

Carbon has the property of forming many compounds.

6

Write scientific reason.

Benzene compounds are called aromatic compounds.

Solve the following Questions

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Solve the following Questions

1

Explain the Catenation power.

2

Explain covalent bond with example.

3

Explain the Structural isomerism term with example.

4.1

What is an oxidising agent? 

4.2

Explain the following term with example.

Reduction

5

Explain the concept of heteroatoms with the help of examples.

6.1

Explain the following reaction with example.

Addition reaction

6.2

Explain the following reaction with an example.

Substitution reaction

6.3

Explain the following reaction with an example.

Esterification

6.4

Explain the following reaction with an example.

Saponification

7.1

What are catalysts?

7.2

Give a chemical reaction in which a catalyst is used.

8

Write the characteristics of ethanol.

9

Write answer as directed.

What is meant by vinegar and gashol? What are their uses?

10

Write the uses of ethanol.

11

Write the characteristics of ethanoic acid.

Distinguish between

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Distinguish between

1

Distinguish between:

Saturated hydrocarbons - Unsaturated hydrocarbons

2

Distinguish between:

Open chain hydrocarbons - Closed chain hydrocarbons

3

Distinguish between:

Alkane - Alkene

Write short notes

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Write short notes

1

Write a short note.

Catenation power

2

Write a short note.

Characteristics of carbon

3

Write a short note.

Functional groups in carbon compounds

4

Write a short note.

Homologous series

5

Write a short note.

Aromatic hydrocarbons

Answer the Following

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Answer the Following

1

Complete the following table for the homologous series of alkanes.

Name Molecular formula Condensed structural formula Number of carbon atom Number of -CH2- units Boiling point °C
Methane CH4 CH4 1 1 -162
Ethane C2H6 CH3–CH3 2 2 -88.5
Propane C3H8 CH3–CH2–CH3 3 3 -42
Butane C4H10 CH3–CH2–CH2–CH3 ______ ______ 0
Pentane C5H12 CH3–CH2–CH2–CH2–CH3 ______ ______ 36
Hexane C6H14 CH3–CH2–CH2–CH2–CH2–CH3 ______ ______ 69
2

Complete the following table for homologous series of alcohols.

Name Molecular formula Condensed structural formula Number of carbon atom Number of -CH2- units Boiling point °C
Methanol CH4O CH3-OH 1 1 63
Ethanol C2H6O CH3–CH2-OH 2 2 78
Propanol C3H8O CH3–CH2–CH2-OH ______ ______ 97
Butanol C4H10O CH3–CH2–CH2–CH2–OH ______ ______ 118
3

Complete the following table for homologous series of Alkenes.

Name Molecular formula Condensed structural formula Number of carbon atom Number of -CH2- units Boiling point °C
Ethene C2H4 CH2 = CH2 2 0 -102
Propene C3H6 CH3–CH = CH2 3 1 -48
1-Butene C4H8 CH3–CH2–CH = CH2 ______ ______ -6.5
1-Pentene C5H10 CH3–CH2–CH2–CH = CH2 ______ ______ 30
4

Complete the given chart with writing the correct functional group of carbon compounds.

(Ester, Aldehyde, Ketone, Carboxylic acid, Alcohol, Ether)

  -O-H
  \[\begin{array}{cc}
\ce{O}\phantom{..}\\
||\phantom{..}\\
\ce{-C-H}
\end{array}\]
  \[\begin{array}{cc}
\ce{O}\\
||\\
\ce{-C-}
\end{array}\]
  \[\begin{array}{cc}
\ce{O}\phantom{.....}\\
||\phantom{.....}\\
\ce{-C-O-H}
\end{array}\]
  -O-
  \[\begin{array}{cc}
\ce{O}\phantom{..}\\
||\phantom{..}\\
\ce{-C-O}
\end{array}\]
 

\[\begin{array}{cc}
\ce{-N-H}\\
|\phantom{..}\\
\ce{H}\phantom{..}
\end{array}\]

5

Complete the following table with writing the correct structural formula and molecular formula.

Straight chain of carbon atoms Structural formula Molecular formula Name
C-C ______ ______ Ethane
C-C-C-C ______ ______ Butane
C-C-C-C-C-C-C- ______ C7H16 ______
C-C-C-C-C-C-C-C ______ C8H18 ______
6

Complete the following table with writing IUPAC name of carbon compound.

Sr. No. Common name Structural formula IUPAC Name
1. ethylene CH2 = CH2  
2. acetylene HC ≡ CH  
3. acetic acid CH3 - COOH  
4. methyl alcohol CH3 - OH  
5. ethyl alcohol CH3 - CH2 - OH  
6. acetaldehyde CH3 - CHO  
7. acetone CH3 - CO - CH3  
8. ethyl methyl ketone CH3 - CO - CH2 - CH3  
9. ethyl amine CH3 - CH2 - NH2  
10. n-propyl chloride CH3 - CH2 - CH2 - Cl  
7

Complete the following activity.

Boiling point of ethanol  
General name of ethanol  
Use of ethanol  
Boiling point of ethanoic acid  
Melting point of pure ethanoic acid  
8

Complete the following activity.

8

Complete the following activity.

9

Observe the structural formula and answer the following questions.

  1. Write the name of the given hydrocarbon.
  2. The given hydrocarbon is included in which type of hydrocarbon?
  3. What is the kind of compounds with the above characteristic structure called?
10

Complete the following chart by using examples given in brackets.

(isobutylene, cyclohexane, propane, cyclohexene, cyclopentane, benzene, propyne, isobutane, propene)

Straight chain hydrocarbons Branched chain hydrocarbons Cyclic hydrocarbons
     
     
     
11.1

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

\[\begin{array}{cc}\phantom{......}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{..}\\
\phantom{.....}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C = C}\\\phantom{.....}|\phantom{.........}|\\
\phantom{.....}\ce{H}\phantom{........}\ce{H}\end{array}\]
 
11.2

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

\[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}
\end{array}\]
 
11.3

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

\[\begin{array}{cc}
\phantom{.........}\ce{H}\\
\phantom{.........}|\\
\ce{H - C ≡ C - C - H}\\
\phantom{.........}|\\
\phantom{.........}\ce{H}
\end{array}\]
 
11.4

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

\[\begin{array}{cc}
\phantom{..}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
\phantom{..}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C- C- H}\\
\phantom{.}|\phantom{....}|\phantom{....}|\\
\ce{H - C - H}\\
|\\\ce{H}\end{array}\]
 
11.5

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

 
11.6

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

 
11.7

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

 
11.8

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

 
11.9

Complete the following activity.

Write the names of the hydrocarbons for the following structural formula.

(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)

 
Answer the following questions

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ 9 Carbon compounds Answer the following questions

1

Observe the figure and write the answers to the following questions.

  1. Write the name of the reaction shown in the following figure.
  2. Write the above chemical reaction in the form of a balanced equation.
  3. Write the name of the product produced in the above reaction, write a use.
  4. Write the name of the catalyst used in the above reaction.
2

Write the answers to the questions by observing the following figure.

  1. Write the chemical reaction shown in the figure above in the form of a balanced equation.
  2. Write the name of the gas coming out of the large test tube in the above chemical reaction.
  3. Why do small bubbles appear in the small test tube?
  4. What is the change in colour of lime water?

Solutions for 9: Carbon compounds

Choose the correct option.Find the correlation.Find odd one out.Answer in one sentence.Match the columnsRight or Wrong sentenceWrite an ExplanationWrite scientific reasonsSolve the following QuestionsDistinguish betweenWrite short notesAnswer the FollowingAnswer the following questions
SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ chapter 9 - Carbon compounds - Shaalaa.com

SCERT Maharashtra solutions for सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ chapter 9 - Carbon compounds

Shaalaa.com has the Maharashtra State Board Mathematics सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. SCERT Maharashtra solutions for Mathematics सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ Maharashtra State Board 9 (Carbon compounds) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. SCERT Maharashtra textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ chapter 9 Carbon compounds are Homologous Series, Functional Groups in Carbon Compounds, Ethanol, Ethanoic Acid, Chemical Properties of Carbon Compounds > Oxidation, Chemical Properties of Carbon Compounds > Addition Reaction, Chemical Properties of Carbon Compounds > Substitution Reaction, Hydrocarbons, Macromolecules and Polymers, Bonds in Carbon Compounds, Carbon: A Versatile Element, Straight chains, Branched chains, and Rings of Carbon atoms, Nomenclature, Chemical Properties of Carbon Compounds > Combustion.

Using SCERT Maharashtra सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ solutions Carbon compounds exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in SCERT Maharashtra Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ students prefer SCERT Maharashtra Textbook Solutions to score more in exams.

Get the free view of Chapter 9, Carbon compounds सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ additional questions for Mathematics सायन्स अँड टेक्नॉलॉजी पार्ट १ [इंग्रजी] इयत्ता १० महाराष्ट्र राज्य मंडळ Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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