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SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 chapter 2 - Periodic Classication of Element [Latest edition]

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10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 - Shaalaa.com

Chapter 2: Periodic Classication of Element

Choose the correct option.Find the correlation.Find odd one out.Answer in one sentence.Match the columnsComplete the incomplete sentenceWrite the nameRight or Wrong sentence
Choose the correct option.

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Choose the correct option.

Choose the correct option.

Choose the correct option. | Q 1

Dobereiner laid down the _______ rule.

  • periodic

  • modern periodic

  • triad

  • octaves

Choose the correct option. | Q 2

Newlands’ Law of Octaves is applicable upto _______.

  • oxygen

  • calcium

  • cobalt

  • potassium

Choose the correct option. | Q 3

X and Y are two elements having similar properties which obey Newlands’s Law of Octaves. The minimum and maximum number of elements in between X and Y respectively are _______.

  • 6 and 8

  • 7 and 15

  • 8 and 14

  • 6 and 13

Choose the correct option. | Q 4

At the time of Mendeleev _______ elements were known.

  • 56

  • 65

  • 63

  • 118

Choose the correct option. | Q 5

In Mendeleev’s periodic table eka- silicon was later named as _______.

  • scandium

  • gallium

  • germanium

  • thorium

Choose the correct option. | Q 6

In Modern Periodic Table the number of columns and periods are respectively _______ and _______.

  • 16, 7

  • 6, 16

  • 18, 7

  • 18, 6

Choose the correct option. | Q 7

_______ is the outermost shell for elements of period 2.

  • K

  • L

  • M

  • N

Choose the correct option. | Q 8

The groups 1 and 2 constitute the _______ block.

  • s

  • p

  • d

  • q

Choose the correct option. | Q 9

Which pair of atomic numbers represents elements in the same group?

  • 11, 19

  • 6, 12

  • 4, 16

  • 8, 17

Choose the correct option. | Q 10

Which among the following elements would lose an electron easily?

  • Mg

  • Na

  • Al

  • Cl

Choose the correct option. | Q 11

Which among the following is the largest element?

  • Na

  • Mg

  • K

  • Ca

Choose the correct option. | Q 12

Arrange the following elements in order of their decreasing metallic character.

Na, Si, Cl, Mg, Al

  • Cl > Si > Al > Mg > Na

  • Na > Mg > Al > Si > Cl

  • Na > Al > Mg > Cl > Si

  • Al > Na > Si > Ca > Mg

Choose the correct option. | Q 13

Which one of the following does not increase while moving down the group of the periodic table?

  • Atomic radius

  • Metallic character

  • Valency

  • Number of shells

Choose the correct option. | Q 14

On moving from left to right in a periodic table, the size of the atom _______.

  • increases

  • decreases

  • decreases first and then increases

  • does not change

Choose the correct option. | Q 15

Which of the following statements about the Modern periodic table is correct?

  • 18 horizontal rows are known as Periods.

  • 7 vertical columns are known as Periods.

  • 18 vertical columns are known as groups.

  • 7 horizontal rows are known as groups.

Choose the correct option. | Q 16

The d-block elements are called as _______ elements.

  • transition

  • metalloid

  • normal

  • inner transition

Choose the correct option. | Q 17

The size of an atom is indicated by its_______.

  • atomic number

  • radius

  • number of shells

  • atomic mass

Choose the correct option. | Q 18

_______ is the distance between the nucleus of the atom and its outermost shell.

  • Atomic radius

  • Atomic diameter

  • atomic mass

  • atomic size

Choose the correct option. | Q 19

Atomic radius is expressed in the unit _______.

  • nanometer

  • picometer

  • micrometer

  • millimeter

Choose the correct option. | Q 20

The tendency of an element to form cation is the _______ character of that element.

  • non metallic

  • basic

  • metallic

  • acidic

Choose the correct option. | Q 21

_______ is in liquid form in the halogen family.

  • Fluorine

  • Chlorine

  • Bromine

  • Iodine

Choose the correct option. | Q 22

While going from top to bottom in a group the atomic radius _______.

  • increases

  • decreases

  • remains same

  • No change occurs

Choose the correct option. | Q 23

The tendency of an element to form anion is the ______ character of that element.

  • nonmetallic

  • basic

  • metallic

  • acidic

Choose the correct option. | Q 24

The elements from the zero group are called _______.

  • alkali metals

  • alkaline earth metals

  • halogen

  • noble gases

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Find the correlation.

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Find the correlation.

Find the correlation.

Find the correlation. | Q 1

Eka boron : Scandium : : Eka Aluminum : _______

Find the correlation. | Q 2

Mendeleev's periodic table : atomic mass : : Modern periodic table : _______

Find the correlation. | Q 3

Group 1 and 2 : s block : : group 13 and 18 : _______

Find the correlation. | Q 4

Group 13 to 18 : p block : : _______ d block

Find the correlation. | Q 5

Two elements in the same position : demerit of Newland's octaves : : place for Isotopes : _______

Find the correlation. | Q 6

Beryllium : alkaline earth metal : : sodium: _______

Find the correlation. | Q 7

Cl : halogen group : : Ar : _______

Find the correlation. | Q 8

Iodine : solid : : bromine : _______

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Find odd one out.

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Find odd one out.

Find odd one out. | Q 1

Find the odd one out and give its explanation.

  • F

  • K

  • Cl

  • I

Find odd one out. | Q 2

Find the odd one out and give its explanation.

  • Lithium

  • Sodium

  • Magnesium

  • Potassium

Find odd one out. | Q 3

Find the odd one out and give its explanation.

  • Beryllium

  • Helium

  • Neon

  • Argon

Find odd one out. | Q 4

Find the odd one out and give its explanation.

  • Gallium

  • Scandium

  • Germanium

  • Calcium

Find odd one out. | Q 5

Find the odd one out and give its explanation.

  • Boron

  • Arsenic

  • Germanium

  • Gallium

Find odd one out. | Q 6

Find the odd one out and give its explanation.

  • Dobereiner

  • Newland

  • Mendeleev

  • Moseley

Find odd one out. | Q 7

Find the odd one out and give its explanation.

  • Fluorine

  • Boron

  • Bromine

  • Chlorine

Find odd one out. | Q 8

Find the odd one out and give its explanation.

  • Carbon

  • Calcium

  • Oxygen

  • Neon

Find odd one out. | Q 9

Find the odd one out and give its explanation.

  • Potassium

  • Magnesium

  • Calcium

  • Beryllium

Find odd one out. | Q 10

Find the odd one out and give its explanation.

  • Beryllium

  • Magnesium

  • Carbon

  • Oxygen

Find odd one out. | Q 11

Find the odd one out and give its explanation.

  • Voltmeter

  • Ammeter

  • Galvanometer

  • Electric motor

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Answer in one sentence.

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Answer in one sentence.

Answer the following question in one sentence.

Answer in one sentence. | Q 1

Element A and B follows Newland’s octaves rule. How many elements are there in between A and B?

Answer in one sentence. | Q 2

Write the characteristic of Dobereiner’s triads?

Answer in one sentence. | Q 3

To which element does Newland’s octave rule apply?

Answer in one sentence. | Q 4

Write the molecular formula of the oxide of any one of the elements in Mendeleev’s periodic table.

Answer in one sentence. | Q 5

Write the name of noble gas having 2 electrons in its valence shell.

Answer in one sentence. | Q 6

Write the name of an element having electronic configuration 2,8,2.

Answer in one sentence. | Q 7

Which two elements show an ambiguity regarding their sequence in Mendeleev’s periodic table?

Answer in one sentence. | Q 8

The elements beryllium, magnesium and calcium are in group 2. What will be their valency?

Answer in one sentence. | Q 9

The modern periodic table is divided into which blocks?

Answer in one sentence. | Q 10

What determines the chemical reactivity of elements?

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Match the columns

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Match the columns

Match the columns | Q 1

Match the columns.

Column A Column B
1) Eka-aluminium a) Scandium
2) Eka-Silicon b) Gallium
3) Eka- boron c) Germanium
  d) Beryllium
Match the columns | Q 2

Match the columns.

Column A Column B
1) Triads a) Mendeleev
2) Octave b) Dobereiner
3) Atomic number c) Thomson
4) Atomic mass number d) Moseley
  e) Newland
Match the columns | Q 3

Match the columns.

Column A Column B
1) s -block a) Lanthanides and actinides
2) p -block b) Group 3 to 12
3) d -block c) Group 1, 2
4) f -block d) Group 13 to 18
  e) Zero group
Match the columns | Q 4

Match the columns.

Column A Column B
Electronic
configuration
Valency
1) 2, 2 a) 1
2) 2, 8, 1 b) 2
3) 2, 5 c) 3
  d) 5
Match the columns | Q 5

Match the columns.

Column A Column B
1) Alkaline earth metals a) Group 18
2) Alkali metals b) Group 17
3) Halogen c) Group 2
4) Noble gas d) Group 1
  e) Group 14
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Complete the incomplete sentence

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Complete the incomplete sentence

Complete the incomplete sentence.

Complete the incomplete sentence | Q 1

According to Newland’s octave rule, chlorine shows similarity with fluorine. Because chlorine is _______.

Complete the incomplete sentence | Q 2

According to Mendeleev’s periodic law properties of elements are ______.

Complete the incomplete sentence | Q 3

The number of electrons in the outermost shell of an atom determines the _______.

Complete the incomplete sentence | Q 4

Electropositivity means _______.

Complete the incomplete sentence | Q 5

According to Dobereiner’s triads rule, three elements in an increasing order of atomic mass shows _______.

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Write the name

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Write the name

Write the name | Q 1

Write the name.

The atom having the biggest atomic size from period 2.

Write the name | Q 2

Write the name.

The atom having the smallest atomic radius from zero group.

Write the name | Q 3

Write the name.

The family of group 1 elements.

Write the name | Q 4

Write the name and symbol of the element from the description.

The most reactive nonmetal.

Write the name | Q 5

Write the name.

The element having stable electron configuration from the third period.

Write the name | Q 6

Write the name.

A halogen from period 4.

Write the name | Q 7

Write the name.

The family of elements having zero valency.

Write the name | Q 8

Write the name.

Two elements having two orbits.

Write the name | Q 9

Write the name and symbol of the element from the description.

The most electronegative atom.

Write the name | Q 10

Write the name.

Highest electropositive element

Write the name | Q 11

Write the name.

The atom having smallest atomic radius from group 1.

Write the name | Q 12

Write the name.

The group of elements having electronic configuration 2, 2.

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Right or Wrong sentence

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 Chapter 2 Periodic Classication of Element Right or Wrong sentence

Right or Wrong sentence | Q 1

The similarity between the properties of the first and eighth elements is called the octave rule.

  • Right

  • Wrong

Right or Wrong sentence | Q 2

In Dobreiner's triads, three elements appear to be arranged in ascending order of their atomic number.

  • Right

  • Wrong

Right or Wrong sentence | Q 3

While designing the periodic table, Mendeleev considered the chemical and physical properties of the elements.

  • Right

  • Wrong

Right or Wrong sentence | Q 4

The modern periodic table has 1 to 7 periods.

  • Right

  • Wrong

Right or Wrong sentence | Q 5

The modern periodic table shows the molecular masses of the elements in each frame.

  • Right

  • Wrong

Right or Wrong sentence | Q 6

p-block is composed of groups 1 and 2.

  • Right

  • Wrong

Right or Wrong sentence | Q 7

To the left of the zig-zag line in the periodic table are the metal elements.

  • Right

  • Wrong

Right or Wrong sentence | Q 8

The valency of the elements in group 2 is 1.

  • Right

  • Wrong

Right or Wrong sentence | Q 9

Nanometer unit is used to measure atomic radius.

  • Right

  • Wrong

Right or Wrong sentence | Q 10

Moving from left to right, the size of the atom decreases.

  • Right

  • Wrong

Right or Wrong sentence | Q 11

All the elements in the halogen family are gases.

  • Right

  • Wrong

Right or Wrong sentence | Q 12

The elements lithium and beryllium are in the same period because their valencies are similar.

  • Right

  • Wrong

Right or Wrong sentence | Q 13

Beryllium and calcium are alkaline earth metals.

  • Right

  • Wrong

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Chapter 2: Periodic Classication of Element

Choose the correct option.Find the correlation.Find odd one out.Answer in one sentence.Match the columnsComplete the incomplete sentenceWrite the nameRight or Wrong sentence
10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 - Shaalaa.com

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 chapter 2 - Periodic Classication of Element

SCERT Maharashtra Question Bank solutions for 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 chapter 2 (Periodic Classication of Element) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Maharashtra State Board 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 solutions in a manner that help students grasp basic concepts better and faster.

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

Concepts covered in 10th Standard SSC Science and Technology 1 Maharashtra State Board 2021 chapter 2 Periodic Classication of Element are Position of Element in the Modern Periodic Table, Modern Periodic Table and Electronic Configuration of Elements, Groups and Electronic Configuration, Periods and Electronic Configuration, Atomic Size, Metallic- Nonmetallic Character, Gradation in Halogen Family, Periodic Properties, The Modern Periodic Table, Dobereiner’s Triads, Newland's Law of Octaves, Mendeleev’s Periodic Table, Merits and Demerits of Mendeleev’s Periodic Table, Modern Periodic Law, Types of Element: Metals, Merits and Demerits of Mendeleev’s Periodic Table.

Using SCERT Maharashtra Question Bank 10th Standard [इयत्ता १० वी] solutions Periodic Classication of Element exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in SCERT Maharashtra Question Bank Solutions are important questions that can be asked in the final exam. Maximum students of Maharashtra State Board 10th Standard [इयत्ता १० वी] prefer SCERT Maharashtra Question Bank Textbook Solutions to score more in exam.

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