Basic Concepts in Chemistry (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 22 - 28 of 91

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Question number: 22

» 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: 23

» 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: 24

» Basic Concepts in Chemistry » Concept of Atom, Molecule, Element and Compound

MCQ▾

Question

Two elements X and Y have atomic weights of 14 and 16. They form a series of compounds A, B, C, D and E in which the same amount of element X, Y is present in the ratio 1: 2: 3: 4: 5. If the compound A has 28 parts by weight of X and 16 parts by weight of Y, then the compound of C will have 28 parts weight of X and

Choices

Choice (4) Response

a.

80 parts by weight of Y

b.

32 parts by weight of Y

c.

48 parts by weight of Y

d.

64 parts by weight of Y

Question number: 25

» Basic Concepts in Chemistry » Atomic and Molecular Masses

MCQ▾

Question

How many grams of are required to neutralize

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 26

» 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: 27

» Basic Concepts in Chemistry » SI Units

MCQ▾

Question

, is the SI unit of?

Choices

Choice (4) Response

a.

Volume

b.

Pressure

c.

Force

d.

Density

Question number: 28

» Basic Concepts in Chemistry » Concept of Atom, Molecule, Element and Compound

MCQ▾

Question

The most abundant element in earth’s crust is?

Choices

Choice (4) Response

a.

Oxygen

b.

Hydrogen

c.

Silicon

d.

Nitrogen

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