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# Selina solutions for Class 10 Chemistry chapter 4 - Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide

## Chapter 4 : Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide

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Write the probable colour of the following salts.

Ferrous salts

Write the probable colour of the following salts.

Ammonium salts

Write the probable colour of the following salts.

Cupric salts

Write the probable colour of the following salts.

Calcium salts

Write the probable colour of the following salts.

Aluminium Salts

Name

a metallic hydroxide soluble in excess of NH4OH.

Name:

a metallic oxide solube in excess of caustic soda solution.

Name:

a strong alkali

Name:

a weak alkali

Name:

two coloured metal ions

Name

two coloured metal ions

Name:

a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.

Name

two bases which are not alkalis but dissolves in alkalis to yield colourless solutions

Name:

a coloured cation not a representative element.

Write balanced equations for Q.2 (g) and (i)

What happens when ammonia solution is added first dropwise and then in excess to the following solution:

(i) CuSO4

What happens when ammonia solution is added first dropwise and then in excess to the following solution:

(ii) ZnSO_4
Write balanced equations for these reactions.

What happens when ammonia solution is added first dropwise and then in excess to the following solution:

(iii) FeCI_3

Write balanced equations for these reactions

What do you observe when caustic soda solution is added to the following solution, first a little and then in excess:

(a) FeCI_3
Write balanced equations for these reactions.

What do you observe when caustic soda solution is added to the following solution, first a little and then in excess:

ZnSO_4

Write balanced equations for these reactions.

What do you observe when caustic soda solution is added to the following solution, first a little and then in excess:

Pb(NO_3)_2

Write balanced equations for these reactions.

Name the chloride of a metal which is soluble in excess of ammonium hydroxide. Write equation for the same.

On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves on addition of excess of ammonia solution identify (choose from Na, Al, Zn, Pb, Fe)
(a) Which metal salt solution was used?

On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate however dissolves on addition of excess of ammonia solution identify (choose from Na, Al, Zn, Pb, Fe)

what is the formula of the white gelatinous precipitate obtained?

Name:

a yellow monoxide that dissolves in hot and concentrated caustic alkali

Name:

a white, insoluble oxide that dissolves when fused with caustic soda or caustic potash

Name:

a compound containing zinc in the anion

What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.

(a) sodium hydroxide solution and
(b) Ammonium hydroxide solution to
(i) Calcium salt solution and lead salt solution
(ii) Lead salt solution and ferrous salt solution
(iii) copper salt solution and ferrous salt solution
(iv) Fe (II) salt solution and Fe (III) Salt solution
(v) Ferrous nitrate and lead nitrate

You are provided with two reagent bottles marked A and B. One of which contains NH_4OH solution and the other contains NaOH solution. How will you identify them by a chemical test?

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What do you understand by the following:

Analysis

What do you understand by the following:

Qualitative analysis

What do you understand by the following:

Reagent

What do you understand by the following:

Precipitation

Write the probable colour of the following salts:

Iron (III) chloride

Write the probable colour of the following salts:

Potassium nitrate

Write the probable colour of the following salts:

Ferrous sulphate

Write the probable colour of the following salts:

Aluminium acetate

Write the probable colour of the following salts:

Calcium carbonate

Name the probable cation present in each of the following solution:

Yellow coloured solution

Name the probable cation present in each of the following solution:

blue coloured solution

Name the probable cation present in each of the following solution:

Light blue coloured solution

Name the probable cation present in each of the following solution:

Pink coloured solution

Name the metal hydroxides which are:

Sparingly soluble

In caustic soda solution

Name the metal hydroxides which are:

Insoluble

In caustic soda solution

Name the metal hydroxides which are:

Soluble

In caustic soda solution

What do you observe when ammonium salt is heated with caustic soda solution? Write the balanced equation.

How will you distinguish NH4OH solution from NaOH solution ?

Name the metal hydroxides which are:

Insoluble

In ammonium hydroxide solution

Name the metal hydroxides which are:

Soluble

In ammonium hydroxide solution

## Selina solutions for Class 10 Chemistry chapter 4 - Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide

Selina solutions for Class 10 Chemistry chapter 4 (Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide) 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 Selina ICSE Concise Chemistry for Class 10 solutions in a manner that help students grasp basic concepts better and faster.

Further, we at shaalaa.com are providing such solutions so that students can prepare for written exams. Selina 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 4 Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide are Analytical Chemistry, Certain Metals and Their Oxides, On Solution of Salts - Sodium Hydroxide on Ammonium Salts, On Solution of Salts - Special Action of Ammonium Hydroxide on Solutions of Copper Salt, Formation and Colour of Hydroxide Precipitated for Solutions of Salts of Ca, Fe, Cu, Zn and Pb, On Solution of Salts - Colour of Salt and Its Solution.

Using Selina Class 10 solutions Analytical Chemistry: Uses of Ammonium Hydroxide and Sodium Hydroxide 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 Selina Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 10 prefer Selina Textbook Solutions to score more in exam.

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