Share

Frank solutions for Class 10 Chemistry chapter 9 - Nitric Acid

Chapter 9: Nitric Acid

Exercise

Frank solutions for Class 10 Chemistry Chapter 9 Exercise [Page 235]

Exercise | Q 1 | Page 235

How does nitric acid formed in the atmosphere?

Exercise | Q 2.1 | Page 235

Name the following :
Gas produced in air during lighting.

Exercise | Q 2.2 | Page 235

Name the Following:
Gas obtained by treating manganese with 1% nirtric acid.

Exercise | Q 2.3 | Page 235

Name the Following:
Salt referred to as chile saltpeter.

Exercise | Q 2.4 | Page 235

Name the Following:
Salt used in the laboratory to prepare nitric acid

Exercise | Q 2.5 | Page 235

Name the Following:
Product obtained by the catalytic oxidation of ammonia.

Exercise | Q 2.6 | Page 235

Name the Following:
Product obtained by heating concentrated nitric acid.

Exercise | Q 2.7 | Page 235

Name the Following:
Two coloured nitrates.

Exercise | Q 3.1 | Page 235

What is meant by the following terms?
Aqua Fortis

Exercise | Q 3.2 | Page 235

What is meant by the following term?
Aqua regia

Exercise | Q 3.3 | Page 235

What is meant by the following terms?
Fuming nitric acid

Exercise | Q 3.4 | Page 235

What is meant by the following term ?
Decrepitation

Frank solutions for Class 10 Chemistry Chapter 9 Exercise [Page 236]

Exercise | Q 1.1 | Page 236

How is nitric acid prepared in laboratory?

Exercise | Q 1.2 | Page 236

What is the purpose of Conc. H2SO4 in the above preparation?

Exercise | Q 1.3 | Page 236

Why is the temperature maintained at 200°C in the above reaction?

Exercise | Q 1.4 | Page 236

Can we use conc. HCl in place of Conc. H2SO4 ?

Exercise | Q 2.1 | Page 236

Name the process used for the manufacture of nitric acid.

Exercise | Q 2.2 | Page 236

What are the reactants required for Ostwald process and what are their sources?

Exercise | Q 2.3 | Page 236

In which ratio reactants are taken in Ostwald process?

Exercise | Q 2.4 | Page 236

Name the catalyst used in Ostwald process.

Exercise | Q 2.5 | Page 236

What is the oxidizing agent in ostwald process ?

Exercise | Q 2.6 | Page 236

Write the equations involved in Ostwald process.

Exercise | Q 3 | Page 236

Describe the Ostwald's process for the manufacture of nitric acid with labeled diagram.

Exercise | Q 4.1 | Page 236

Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of HNO3, State the reason.

Exercise | Q 4.2 | Page 236

How can 68% nitric acid be concentrated to 98% nitric acid?

Exercise | Q 5 | Page 236

Give three equations of the reaction to prove that nitric acid is an acid.

Exercise | Q 6 | Page 236

Mention three important uses of nitric acid; Give the property of nitric acid involved in the use.

Exercise | Q 7.1 | Page 236

Explain with the help of a balanced equation, the brown ring test for nitric acid.

Exercise | Q 7.2 | Page 236

Why is freshly prepared ferrous sulphate solution used in the ring test?

Exercise | Q 7.3 | Page 236

Brown ring disappear if the test tube is disturbed.

Exercise | Q 8.01 | Page 236

Give reason for the following:
In laboratory preparation of nitric acid all the apparatus including cork should be made up of glass.

Exercise | Q 8.02 | Page 236

Give reason for the following:
Commercial nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.

Exercise | Q 8.03 | Page 236

Give reason for the following:
Aluminum does not react with nitric acid of any concentration.

Exercise | Q 8.04 | Page 236

Give reason for the following:
Conc. Nitric acid renders iron passive.

Exercise | Q 8.05 | Page 236

Give reason for the following:
Nitric acid is used in purification of gold.

Exercise | Q 8.06 | Page 236

Give reason for the following:
Aqua regia dissolves gold and platinum.

Exercise | Q 8.07 | Page 236

Give reason for the following :
Nitric acid usually does not yield hydrogen from acids.

Exercise | Q 8.08 | Page 236

Give reason for the following:
Lighting is a blessing in disguise.

Exercise | Q 8.09 | Page 236

Give reason for the following:
Concentrated nitric acid is brown in colour.

Exercise | Q 8.1 | Page 236

Give reason for the following:
Concentrated nitric acid is a stronger oxidizing agent.

Exercise | Q 9 | Page 236

Give two chemical tests for nitric acid.

Exercise | Q 10.1 | Page 236

Write the balanced equation for the following:
Action of concentrated nitric acid on copper.

Exercise | Q 10.2 | Page 236

Write the balanced equation for the following:
Action of heat on AgNO3

Exercise | Q 11.1 | Page 236

Write balanced equation and name the product formed when :
Sodium hydrogen carbonate is added to nitric acid.

Exercise | Q 11.2 | Page 236

Write balanced equation and name the product formed when :
Cupric oxide reacts with nitric acid.

Exercise | Q 11.3 | Page 236

Write balanced equation and name the product formed when :
Zinc reacts with dilute nitric acid.


Exercise | Q 11.4 | Page 236

Write balanced equation and name the product formed when :
Concentrated nitric acid is heated.

Exercise | Q 12 | Page 236

How will you prepare Aqua regia from nitric acid?

Exercise | Q 13.1 | Page 236

What do you observe when?
Concentrated nitric acid is dropped on a hot surface?

Exercise | Q 13.2 | Page 236

What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?

Exercise | Q 13.3 | Page 236

What do you observe when?
Conc. HNO3 drops on the skin of a person?

Exercise | Q 13.4 | Page 236

What do you observe when?
Scrap zinc is heated with conc. HNO3?

Exercise | Q 14.1 | Page 236

What happens when (Given balanced equation) :
Sulphar is added to hot and conc. HNO3?

Exercise | Q 14.2 | Page 236

What happens when (Given balanced equation):
Nitric acid is added to Kl (aq)?

Exercise | Q 14.3 | Page 236

What happen when (Given balanced equation) :
Nitric acid is dissolved in large amount of water?

Exercise | Q 14.4 | Page 236

What happen when (Given balanced equation):
Nitric acid is added to washing soda and the resulting gas is passed through a freshly prepared lime water?

Exercise | Q 14.5 | Page 236

What happen when (Given balanced equation):
Limestone reacts with nitric acid?

Frank solutions for Class 10 Chemistry Chapter 9 Exercise [Page 237]

Exercise | Q 1.1 | Page 237

Complete and balance the following equation :
C + HNO3 → ___________

Exercise | Q 1.2 | Page 237

Complete and balance the following equation :
SO2 + HNO3  → ______________

Exercise | Q 1.3 | Page 237

Complete and balance the following equation :
Fe + HNO3(conc.) → _____________

Exercise | Q 1.4 | Page 237

Complete and balance the following equation :
FeSO4 + NO + H2O → ______________

Exercise | Q 1.5 | Page 237

Complete and balance the following equation :
Pt + HNO3 + HCl → ___________

Exercise | Q 1.6 | Page 237

Complete and balance the following equation :
HNO3 + FeSO4 + H2SO→ ______________

Exercise | Q 2 | Page 237

Give two chemical tests to distinguish between dilute nitric acid and hydrochloric acid.

Exercise | Q 3.1 | Page 237

Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :

• $\ce{No^{+}_{2}}$

• $\ce{NO^{-}_{3}ions}$

• NO2

• HNO2

Exercise | Q 3.2 | Page 237

Choose the correct answer from the option given below :
Concentrated nitric acid oxidises phosphorus to :

• H3PO4

•  P2O3

• H3PO2

• H4P2O7

Exercise | Q 3.3 | Page 237

Choose the correct answer from the option given below :
When treated with nitric acid which of the following liberate hydrogen?

• Zinc

• Magnesium

• Copper

• Mercury

Exercise | Q 3.4 | Page 237

Choose the correct answer from the option given below:
The catalyst used in the manufacture of HNO3 by Ostwald process is

• Platinum black

• Finely dividend nickel

• Platinum gauze

Exercise | Q 4.1 | Page 237

Fill in the blank with appropriate word/words.
Aqua regia is a mixture of _______ and________

Exercise | Q 4.2 | Page 237

Fill in the blank with appropriate word.
Furning nitric acid is obtained by dissolving an excess of _______ in conc. Nitric acid

Exercise | Q 4.3 | Page 237

Fill in the blank with appropriate word/words.
98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______

Exercise | Q 4.4 | Page 237

Fill in the blank with appropriate word/words.
Ammonal is a mixture of ________ and __________

Exercise | Q 4.5 | Page 237

Fill in the blank with appropriate word/words.
3 Cu + 8 HNO(dilute) → _______ + 4H2O + _________

Exercise | Q 5 | Page 237

How would you separate gold from a mixture of gold and copper filling?

Exercise | Q 6 | Page 237

Write balanced equation for the preparation of nitric acid from potassium nitrate.

Exercise | Q 7 | Page 237

Write down the word equation or balanced equation for the action of concentrated nitric acid on copper.

Exercise | Q 8 | Page 237

Give reason for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitatre should not be heated very strongly, above 200°C

Exercise | Q 9 | Page 237

Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________

Exercise | Q 10 | Page 237

Give reason for the following:
Commercial concentrated nitric acid is yellow in colour, but when it is dilute with water, it turns colourless.
Give one chemical test for nitric acid.

Frank solutions for Class 10 Chemistry Chapter 9 Exercise [Page 238]

Exercise | Q 1 | Page 238

State the conditions for the oxidation of ammonia to nitrogen monoxide [nitric oxide], in the manufacture of nitric acid by Ostwald's process. Write the balanced equcation for the reaction.

Exercise | Q 2 | Page 238

The following statement is correct only under certain conditions. Rewrite the statement including the appropriate condition(s) and underline it in your answer.
Copper and nitric acid react together to produce nitrogen dioxide.

Exercise | Q 3 | Page 238

Write a balanced equation for the production of nitrogen dioxide using copper.

Exercise | Q 4 | Page 238

Name the product, catalyst and approximate temperature maintained in Ostwald's process. How is the temperature maintained in the Ostwald's process?

Exercise | Q 5 | Page 238

Write the balanced equation for the equation preparation of nitric acid from potassium nitrate.

Exercise | Q 6 | Page 238

During a thunderstorm, the rainwater contains nitric acid. The nitric acid is formed as a result of three chemical reactions. Describe or write balanced chemical equation for these three reactions.

Exercise | Q 7 | Page 238

Give the name of a soluble lead salt and write the eqution for the action of heat on this salt. Write the equation for the preparation of nitric acid from potassium nitrate.

Exercise | Q 8 | Page 238

Write balanced equation for the reaction between nitrogen and oxygen, when lightning strikes.

Exercise | Q 9 | Page 238

Describe what you see when concentrated nitric acid is added to copper.

Exercise | Q 10 | Page 238

What do you see when concentrated nitric acid is added to copper?

Exercise | Q 11.1 | Page 238

Name (formula is not acceptable) the gas produced in the following reaction:
By the action of concentrated nitric acid on copper.

Exercise | Q 11.2 | Page 238

Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.

Exercise | Q 12.1 | Page 238

Choose the correct word from the given options to complete the sentence :
Sulphur can be converted to sulphuric acid using __________ nitric acid.

• Concentrated

• dilute

Exercise | Q 12.2 | Page 238

Write the equation of the following reaction.
Sulphur can be converted to sulphuric acid using concentrated nitric acid.

Exercise | Q 13.1 | Page 238

Write the equation to show the reaction between the following:
Dilute nitric acid to produce carbon dioxide.

Exercise | Q 13.2 | Page 238

Write the equation to show the reaction between the following:
Between copper and concentrated nitric acid.

Exercise | Q 14 | Page 238

Name the compounds required for the laboratory preparation of nitric acid.

Exercise | Q 15 | Page 238

Why does pure nitric acid take on a yellowish brown colour when exposed to light?

Frank solutions for Class 10 Chemistry Chapter 9 Exercise [Page 239]

Exercise | Q 1.1 | Page 239

Write equation to show the reaction between the following:
Copper and concentrated nitric acid.

Exercise | Q 1.2 | Page 239

Write equation to show the reaction between the following:
Copper oxide and dilute nitric acid.

Exercise | Q 2 | Page 239

The first step in the manufacture of nitric acid is the catalytic oxidation of ammonia. What is the name of the catalyst?

Exercise | Q 3 | Page 239

When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate. what is the special feature of the apparatus used?

Exercise | Q 4 | Page 239

Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.

Exercise | Q 5 | Page 239

Write balanced equation to show the reaction between the sulphur and hot concentrated nitric acid.

Exercise | Q 6.1 | Page 239

Dilute nitric acid is generally considered to be a typical acid except for its reaction with metals. In what way is dilute nitric acid different from other acids when it reacts with metals ?

Exercise | Q 6.2 | Page 239

Write the equation for the reaction of dilute nitric acid with copper.

Exercise | Q 6.3 | Page 239

Account for the yellow colour that appears in concentrated nitric acid when it is left standing in an ordinary glass bottle.

Exercise | Q 7.1 | Page 239

Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.

Exercise | Q 7.2 | Page 239

Write a chemical equation to illustrate the acidic nature of nitric acid.

Exercise | Q 8 | Page 239

The figure given below illustrates the apparatus used in the laboratory preparation of nitric acid:

(i)
Name A (a liquid), B( a Solid) and C(a liquid).
(ii) write the balanced chemical equation to show how nitric acid undergoes decomposition.
(iii) Write the balanced chemical equation for the reaction in which copper is oxidized by concentrated nitric acid.

Exercise | Q 9 | Page 239

State, what is observe when nitric acid is kept in a reagent bottle for a long time.

Frank solutions for Class 10 Chemistry Chapter 9 Exercise [Page 240]

Exercise | Q 1 | Page 240

Write the equation for the reaction :
Aluminium Nitride and water.

Exercise | Q 2 | Page 240

Copy and complete the following table relating to important industrial processes output refers to the product of the process not the intermediate steps.

 Name of process Inputs Catalyst Equation for catalysed reaction Output Haber process Hydrogen        + Ammonia       +      Air Nitric acid
Exercise | Q 3 | Page 240

Name the gas evolved:
The gas produced on heating sodium nitrate.

Exercise | Q 4.1 | Page 240

What is the special feature of the apparatus that is used in the laboratory preparation of nitric acid?

Exercise | Q 4.2 | Page 240

Why should the temperature of the reaction mixture of nitric acid not be allowed to rise above 200oC?

Exercise | Q 5 | Page 240

What would you observe in the following case:
Copper is heated with concentrated nitric acid in a hard glass test tube.

Exercise | Q 6.1 | Page 240

Identify the gas evolved when sulphur is treated with concentrated NH3.

Exercise | Q 6.2 | Page 240

Balanced equation of oxidation of carbon with concentrated HNO3

Exercise | Q 7.1 | Page 240

Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.

Exercise | Q 7.2 | Page 240

Explain the following :
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.

Exercise | Q 7.3 | Page 240

Explain the following :
An all glass apparatus is used in the laboratory preparation of nitric acid.

Exercise | Q 8.1 | Page 240

Fill in the blank using the appropriate words given below:
Cold, dilute nitric acid reacts with copper to give ______.

• Sulphur dioxide

• Nitrogen dioxide

• Nitric oxide

• Sulphuric acid

Exercise | Q 8.2 | Page 240

Fill in the blank using the appropriate words given below:
Hot, concentrated nitric add reacts with sulphur to form ______.

• Sulphur dioxide

• Nitrogen dioxide

• Nitric oxide

• Sulphuric acid

Exercise | Q 9.1 | Page 240

Write a balanced equation for following :
Action of cold and dilute nitric acid on copper

Exercise | Q 9.2 | Page 240

Write a balanced equation for following :
Action of conc. Nitric acid on sulphur

Exercise | Q 9.3 | Page 240

Write a balanced equation for following :
Reaction of ammonia with nitric acid

Exercise | Q 9.4 | Page 240

Write a balanced equation for following :
Laboratory preparation nitric acid.

Exercise

Frank solutions for Class 10 Chemistry chapter 9 - Nitric Acid

Frank solutions for Class 10 Chemistry chapter 9 (Nitric Acid) 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 CISCE Frank Class 10 Chemistry Part 2 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. Frank textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 10 Chemistry chapter 9 Nitric Acid are Nitric Acid as an Oxidizing Agent., Nitric Acid - Laboratory Method of Preparation of Nitric Acid from Potassium Nitrate Or Sodium Nitrate, Concept of Nitric Acid.

Using Frank Class 10 solutions Nitric Acid 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 Frank Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 10 prefer Frank Textbook Solutions to score more in exam.

Get the free view of chapter 9 Nitric Acid Class 10 extra questions for Chemistry and can use Shaalaa.com to keep it handy for your exam preparation

S