(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Chemistry

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

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

How will you carry out the following conversions?

Ethene to acetic acid

How Will You Carry Out the Following Conversions?

Ehane to acitic acid

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

Fill in the blank with appropriate word/words.

Vinegar is a solution of about ________per cent ________in water.

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

Fill in the blank with appropriate word/words.

The catalyst used for hydrogen of vegetable oil is ___________

Fill in the blank with appropriate word/words.

For artificial ripening of fruits _________is used.

Fill in the blank with appropriate word/words.

Bayer's reagent is _________

Fill in the blank with appropriate word/words.

Esterification is the reaction between carboxylic acid and ______ in presence of ____

Fill in the blank with appropriate word/words.

Denatured alcohol is a mixture of _____ and _______

Fill in the blank with appropriate word/words.

For test of unsaturation _____is used.

Fill in the blank with appropriate word/words.

 In laboratory ethyne is prepared by the reaction of water an _________

Two isomers of the compound having molecular formula C₃H₆O are ______ and ______.

Describe the theory of manufacture of sulphuric acid by contact process, with all the necessary conditions (No technical details are required but equations should be given for each stage of process).

Compounds having the same molecular formula but different properties are called

The first organic compound prepared by Wohler in the laboratory was

Define the following term:
Constant boiling mixture

Soda-lime is a mixture of