Basic Concepts in Chemistry-Mole Concept (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 5 - 11 of 18

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Question number: 5

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

What weight of is needed to convert 62 gm of in in the reaction?

Choices

Choice (4) Response

a.

126 gm

b.

315 gm

c.

63 gm

d.

630 gm

Question number: 6

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

which of the following has the highest normality? (Consider each of the acid is 100 % ionized. )

Choices

Choice (4) Response

a.

b.

1 MPO3

c.

d.

Question number: 7

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

How many significant figures are in each of the following numbers?

(1) (2) (3)

Choices

Choice (4) Response

a.

4,4, 4

b.

3,4, 3

c.

4,3, 2

d.

3,4, 1

Question number: 8

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

Contains of water. The value of ‘n’ is?

Choices

Choice (4) Response

a.

7

b.

6

c.

10

d.

1

Question number: 9

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

If Molecules are removed from then number of moles of left are?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 10

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

When 1 L of is heated with graphite, the volume of the gas collected is . Calculate the number of moles of CO produced at STP?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 11

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

is dissolved in 1L water. The number of ions of and of this solution will be?

Choices

Choice (4) Response

a.

b.

c.

d.

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