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

How is ethylene prepared in laboratory? Give balanced equation and
procedure. How is the gas prepared and dried?

Complete and balance the following equation :
FeSO₄ + NO + H₂O → ______________

Complete and balance the following equation :
Pt + HNO₃ + HCl → ___________

Complete and balance the following equation :
HNO₃ + FeSO₄ + H₂SO₄ → ______________

How would you convert:

Ethene into 1, 2-dibromoethane.

Write the physical properties of ethene.

Hovv will you differentiate that vvhether the given gas is ethane or ethene?

Give two chemical tests to distinguish between dilute nitric acid and hydrochloric acid.

What is hydrogenation? How hydrogenation of ethene occurs?

Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :

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 Concentrated nitric acid oxidises phosphorus to :

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When treated with nitric acid which of the following liberate hydrogen?

Give two equations to show the conversion of a unsaturated compound to
saturated compound.

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The catalyst used in the manufacture of HNO₃ by Ostwald process is

Fill in the blank with appropriate word/words.
Aqua regia is a mixture of _______ and________

Fill in the blank with appropriate word.
Furning nitric acid is obtained by dissolving an excess of _______ in conc. Nitric acid

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98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______

Fill in the blank with appropriate word/words.
Ammonal is a mixture of ________ and __________

Fill in the blank with appropriate word/words.
3 Cu + 8 HNO₃ (dilute) → _______ + 4H₂O + _________

Why does ethene undergo addition reactions?