MEDIUM
8th ICSE
IMPORTANT
Earn 100

Draw a neat and well-labelled diagram for the laboratory preparation of hydrogen.

Important Questions on Hydrogen

EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 2
Hydrogen molecule is monovalent.
MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 8
Hydrogen is a good reducing agent. What do you understand by the above statement? Explain with the help of copper oxide as an example.
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 12
Define reduction.
MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 12
Define redox reaction.
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 13
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 13
The metal which reacts with cold water to produce hydrogen is
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 13
Hydrogen is responsible for producing
MEDIUM
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 7 - Hydrogen>Exercise>Q 13
Hydrogen is