Basic Concepts in Chemistry-Molar Mass (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 5 - 7 of 7

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Question number: 5

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

Choose the correct statements -

(1) Double decomposition method is based on the law of equivalent.

(2) For a reaction, → products

If amount of reacted = gm and amount of reacted = gm then

=

(3) For a reaction → products

If amount of reacted = gm and amount of reacted = gm then

=

(4) 1 equivalent of oxygen = 16 gm

Select the correct answers and mark it according to the following codes:

Choices

Choice (4) Response

a.

1,2 and 3 are correct

b.

1 and 2 are correct

c.

1 and 3 are correct

d.

2 and 4 are correct

Question number: 6

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

The number of hydrogen atoms present in of sucrose which has a molar mass of is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 7

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

How many atoms do a mercury vapour molecule consist of, if the vapour density of mercury vapour relative to air is . The molarmass of air is ?

Choices

Choice (4) Response

a.

b.

c.

d.

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