NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 327 - 333 of 1145

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Question number: 327

» P-Block Elements Group 13 to 18 » Group 18 » Structures of Fluorides

MCQ▾

Question

The shape of XeF4 molecule is?

Choices

Choice (4) Response

a.

Trigonal bipyramidal

b.

see-saw

c.

Tetrahedral

d.

Square planner

Question number: 328

» P-Block Elements Group 13 to 18 » Group 17 » Hydrogen Halides

MCQ▾

Question

HF and HCl are stable up to 12000C, whereas HBr and HI are not, why?

Choices

Choice (4) Response

a.

The bond strength of H-X decreases from HF to HI

b.

The bond strength of H-X increases from HF to HI

c.

Increase in electro negativity from F to I

d.

All of the above

Question number: 329

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

MCQ▾

Question

Which of the following compound will be formed when alkaline potassium iodide solution is added to ozone?

Choices

Choice (4) Response

a.

Iodic acid

b.

potassium iodate

c.

Potassium periodate

d.

Both b. and c. are correct

Question number: 330

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

MCQ▾

Question

Ozone is use for purification of water because?

Choices

Choice (4) Response

a.

it does not leave any foul smell

b.

it kills bacteria, fungi

c.

It dissociates and release oxygen

d.

All a. , b. and c. are correct

Question number: 331

» Atomic Structure » Rules for Filling Electrons in Orbitals

MCQ▾

Question

for a given value of n (principal quantum number), the energy of different subshells can be arranged in the order of:

Choices

Choice (4) Response

a.

f > p > d > s

b.

s > p < d > f

c.

s > f > p > d

d.

f > d > p > s

Question number: 332

» Basic Concepts in Chemistry » Mole Concept

MCQ▾

Question

In the final answer of the expressionEquation . The number of significant figures is

Choices

Choice (4) Response

a.

1

b.

2

c.

3

d.

4

Question number: 333

» P-Block Elements Group 13 to 18 » Group 17 » Interhalogen Compounds

MCQ▾

Question

The number of lone pairs of electrons present in central atom of ClF3 is?

Choices

Choice (4) Response

a.

3

b.

1

c.

0

d.

2

f Page
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