Important Questions of Hydrogen Chemistry | Zigya

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsLong Answer Type

Advertisement
111. Draw the structure of common form of ice.
Or
Discuss hydrogen bonding in water and ice. 
Or
Why does ice float on water?

256 Views

 Multiple Choice QuestionsShort Answer Type

112.

Among NH3, H2O and HF, which would you expect to have the highest magnitude of hydrogen bonding and why ?

431 Views

113.

Would you expect the hydrides of N, O and F to have lower boiling points than the hydrides of their subsequent group members? Give reasons. 

217 Views

114.

Complete the following equations:
left parenthesis straight i right parenthesis space Ca subscript 3 straight P subscript 3 space plus space straight H subscript 2 straight O space space space rightwards arrow
left parenthesis ii right parenthesis space Mg subscript 3 straight N subscript 2 space plus space straight H subscript 2 straight O space space rightwards arrow
left parenthesis iii right parenthesis space Al subscript 4 straight C subscript 3 space plus space straight H subscript 2 straight O space space rightwards arrow
left parenthesis iv right parenthesis space CaC subscript 2 space plus space straight H subscript 2 straight O space space rightwards arrow
left parenthesis straight v right parenthesis space AlN space plus space straight H subscript 2 straight O space space rightwards arrow

96 Views

Advertisement
115.

Complete the following chemical reactions:

CaO left parenthesis straight s right parenthesis space plus space straight H subscript 2 straight O left parenthesis straight g right parenthesis space space space rightwards arrow

93 Views

116.

Complete the following chemical reactions:
AlCl subscript 3 left parenthesis straight s right parenthesis space plus space straight H subscript 2 straight O left parenthesis straight l right parenthesis
Classify the above into (a) hydrolysis (b) redox  (c) hydration reactions. 

138 Views

117.

Complete the following chemical reactions:
Ca subscript 3 straight N subscript 2 left parenthesis straight s right parenthesis space plus space straight H subscript 2 straight O left parenthesis straight l right parenthesis
Classify the above into (a) hydrolysis (b) redox  (c) hydration reactions. 

98 Views

118.

Consider the reaction of water with F2 and suggest, in terms of oxidation and reduction which species are oxidised/ reduced. 

133 Views

Advertisement
119.

What happens when:
(i) Steam is passed over red hot coke at 1273 K
(ii) Water is added to Cl2O7
(iii) Water is added to bismuth chloride
(iv) Water is added to silicon tetrachloride?

461 Views

120.

Complete the following reactions:
left parenthesis straight i right parenthesis space CaO left parenthesis straight s right parenthesis space plus space straight H subscript 2 straight O left parenthesis straight l right parenthesis space space rightwards arrow space space
left parenthesis ii right parenthesis space Na subscript 2 straight O left parenthesis straight s right parenthesis space plus space straight H subscript 2 straight O left parenthesis straight l right parenthesis space rightwards arrow space
left parenthesis iii right parenthesis space Fe left parenthesis straight s right parenthesis space plus space straight H subscript 2 straight O left parenthesis straight l right parenthesis space rightwards arrow space space

102 Views

Advertisement