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11th CBSE
IMPORTANT
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Write the Lewis structure of hydrogen peroxide.

Important Questions on Hydrogen

HARD
11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 52
An acidic solution of hydrogen peroxide behaves as an oxidising as well as reducing agent. Illustrate it with the help of a chemical equation.
MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 53
With the help of suitable examples, explain the property of H2O2 that is responsible for its bleaching action?
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11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 54
Why is water molecule polar?
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11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 55
Why does water show high boiling point as compared to hydrogen sulphide? Give reasons for your answer.
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11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 56
Why can dilute solutions of hydrogen peroxide not be concentrated by heating. How can a concentrated solution of hydrogen peroxide be obtained?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 57
Why is hydrogen peroxide stored in wax lined bottles?
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11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 58
Why does hard water not form lather with soap?
MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 9 - Hydrogen>Short Answer Type>Q 59
Phosphoric acid is preferred over sulphuric acid in preparing hydrogen peroxide from peroxides. Why?