Shikha Goel and Saleha Parvez Solutions for Chapter: Chemical Changes and Reactions, Exercise 3: EXAM PRACTICE
Shikha Goel Chemistry Solutions for Exercise - Shikha Goel and Saleha Parvez Solutions for Chapter: Chemical Changes and Reactions, Exercise 3: EXAM PRACTICE
Attempt the practice questions on Chapter 2: Chemical Changes and Reactions, Exercise 3: EXAM PRACTICE with hints and solutions to strengthen your understanding. All In One ICSE Chemistry solutions are prepared by Experienced Embibe Experts.
Questions from Shikha Goel and Saleha Parvez Solutions for Chapter: Chemical Changes and Reactions, Exercise 3: EXAM PRACTICE with Hints & Solutions
In which of the following process new substance(s) are formed?

The catalyst used as a promoter for the formation of ammonia gas is

When crystals of lead nitrate are heated strongly in a dry test tube.

Dilute hydrochloric acid is added to granulated zinc taken in a test tube, The following observations are recorded. Point out the correct observation.

On immersing an iron nail in solution for few minutes, you will observe that

Name the precipitate formed when barium chloride solution is mixed with sodium sulphate solution.

The products formed by neutralisation reaction are

Electrolysis of acidulated water is a decomposition reaction. The molar ratio of hydrogen and oxygen gas liberated during electrolysis of water is
