Basic Concepts in Chemistry-Molar Mass (NEET Chemistry): Questions 1 - 3 of 5

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Question number: 1

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

Choose the correct statements

(1) If W1 gm of the element X combines with w2 gm of Cl then the equiv. wt. of X=W1W2×35.5

(2) If metallic zinc or iron be added to a solution of silver nitrate or copper sulphate, finely wt.ofZn/WtofFewtofAg

Divided silver or copper is precipitated then

Equiv.wt.ofZn/equ.WtofFeEquiv.wtofAg

(3) If W1 gm. of the element ‘X’ combines with w2 gm. of Cl then the equiv. wt. of X = w2w1×35.5

(4) If metallic zinc or iron be added to a solution of silver nitrate or copper sulphate, finely

wtofAgwt.ofZn/WtofFe

Divided silver or copper is precipitated then Equiv.wt.ofZn/equ.WtofFeEquiv.wtofAg

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

Choices

Choice (4) Response

a.

1 and 3 are correct

b.

2 and 4 are correct

c.

1, 2 and 3 are correct

d.

1 and 2 are correct

Question number: 2

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

The equivalent weight of a metal is 36. What weight of the metal would give 9.322 gm of its chloride?

Choices

Choice (4) Response

a.

1.6935 gm

b.

4.6935 gm

c.

3.6935 gm

d.

2.6935 gm

Question number: 3

» Basic Concepts in Chemistry » Molar Mass

MCQ▾

Question

The density of O2 at NTP is 1.429 gliter . Calculate the standard molar volume of gas-

Choices

Choice (4) Response

a.

33.6 lit

b.

5.6 lit.

c.

11.2 lit

d.

22.4 lit.

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