NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 374 - 380 of 1258

Access detailed explanations (illustrated with images and videos) to 1258 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 500.00 or

How to register?

Question number: 374

» Atomic Structure » Thomson and Rutherford Atomic Models

Edit
MCQ▾

Question

Rutherford’s experiment on scattering of alpha particles shows that atom has-

Choices

Choice (4) Response

a.

Neutrons

b.

Nucleus

c.

Electron

d.

Proton

Question number: 375

» States of Matter » Gaseous State » Gas Laws - Boyle's Law, Charle's Law, Graham's Law of Diffusion

Edit
MCQ▾

Question

The mathematical representation of Charles law is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 376

» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide

Edit
MCQ▾

Question

Which of the following oxide is involved in Merck’s process?

Choices

Choice (4) Response

a.

CaO2

b.

Na2O2

c.

BaO2

d.

All of the above

Question number: 377

» Basic Concepts in Chemistry » Mole Concept

Edit
MCQ▾

Question

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

Choices

Choice (4) Response

a.

63 gm

b.

126 gm

c.

315 gm

d.

630 gm

Question number: 378

» States of Matter » Liquid State » Properties of Liquids

Edit
MCQ▾

Question

The freezing point of a liquid is affected by the change of?

Choices

Choice (4) Response

a.

Temperature

b.

Internal pressure

c.

External pressure

d.

Question does not provide sufficient data or is vague

Question number: 379

» States of Matter » Gaseous State » Ideal Gas Equation

Edit
MCQ▾

Question

In general gas equation, , V is the volume of?

Choices

Choice (4) Response

a.

n moles of a gas

b.

One mole of a gas

c.

one gram of a gas

d.

any amount of gas

Question number: 380

» Atomic Structure » De-Broglie's Relationship

Edit
MCQ▾

Question

Calculate the wavelength of a moving electron having 4.55 x 10-25 J of kinetic energy -

Choices

Choice (4) Response

a.

6.27 x 1 meter

b.

6.27 x 1 meter

c.

7.27 x 1 meter

d.

12.27 x1 meter