Hydrogen-Preparation, Properties and Uses of Hydrogen (KVPY Stream-SA (Class 11) Chemistry): Questions 1 - 3 of 3

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Question number: 1

» Hydrogen » Preparation, Properties and Uses of Hydrogen

Appeared in Year: 2015

MCQ▾

Question

Among Mg,Cu,Fe,Zn the metal that does not produce hydrogen gas in reaction with hydrochloric acid is

Choices

Choice (4) Response
a.

Mg

b.

Zn

c.

Cu

d.

Fe

Question number: 2

» Hydrogen » Preparation, Properties and Uses of Hydrogen

Appeared in Year: 2014

MCQ▾

Question

If the radius of the hydrogen atom is 53 pm, the radius of the He+ ion is closest to

Choices

Choice (4) Response
a.

13 pm

b.

108 pm

c.

81 pm

d.

27 pm

Question number: 3

» Hydrogen » Preparation, Properties and Uses of Hydrogen

Appeared in Year: 2013

MCQ▾

Question

Acetic acid reacts with sodium metal at room temperature to produce

Choices

Choice (4) Response
a.

CO

b.

CO2

c.

H2O

d.

H2

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