Question

Q1. Fill in the blanks with the correct choice given in the brackets: i) Iodine sublimes on heating evolving __________ [violet / orange] vapours. ii)Decomposition of Ammonium chloride by heat to give Ammonia and Hydrogen chloride gas is an example of _____________ [thermal decomposition / thermal dissociation]. iii)Ammonium dichromate changes from ____________ to ___________ ( white, yellow/bright orange, voluminous green) on heating.

Answer 1

1. Violet
2. Thermal decomposition
3. White, yellow

Answer 2

Explanation:

1. Violet
2. Thermal decomposition
3. White, Yellow

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