EASY
8th ICSE
IMPORTANT
Earn 100

The removal of hydrogen from a substance is called reduction.

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Important Questions on Hydrogen

MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 2
Nitric acid can not be used to prepare hydrogen by its action on active metals.
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 2
The reaction between hydrogen and nitrogen to form ammonia is reversible.
MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 2
Zinc can liberate hydrogen from water, acid and alkali solution.
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 2
Hydrogen is combustible as well as a supporter of combustion.
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 2
Hydrogen gas is easily liquefiable.
MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 3

Complete and balance the following equation:

H2+_____ →2HCl

MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 3

Complete and balance the following equation:

H2+S →_____

EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 3

Complete and balance the following equation:

Zn+_____ →ZnCl2+H2