NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 334 - 337 of 1145

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Question number: 334

» 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, Equation → products

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

Equation =Equation

(3) For a reaction Equation → products

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

Equation =Equation

(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: 335

» P-Block Elements Group 13 to 18 » Group 16 » Ozone

MCQ▾

Question

The formula of which of the substance is known as tailing of mercury?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 336

» P-Block Elements Group 13 to 18 » Group 17 » Oxides and Oxoacids of Halogens

MCQ▾

Question

Which has maximum pH in aqueous solution?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 337

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

Uncertainty in position of a minute particle of mass 25g in space is 1Equation m. The uncertainty in its velocity (in m/s) is

Choices

Choice (4) Response

a.

2.1Equation

b.

2.1Equation

c.

2.1Equation

d.

2.1Equation

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