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

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.

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The catalyst used for hydrogen of vegetable oil is ___________

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For artificial ripening of fruits _________is used.

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Bayer's reagent is _________

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

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Denatured alcohol is a mixture of _____ and _______

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For test of unsaturation _____is used.

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

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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

When sodium propionate is heated with soda-lime, the product formed is

LPG contains

Methane reacts with energy of chlorine in diffused sunlight to give the final product as

Define the following term : Oleum

Ethene reacts with 1% cold alkaline KMnO₄ to give