P-Block Elements Group 13 to 18-Group 18 (NEET Chemistry): Questions 1 - 9 of 16

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Question number: 1

» P-Block Elements Group 13 to 18 » Group 18 » Noble Gases

MCQ▾

Question

The gas with lowest boiling point is?

Choices

Choice (4) Response

a.

Neon

b.

Argon

c.

Helium

d.

Radon

Question number: 2

» P-Block Elements Group 13 to 18 » Group 18 » Noble Gases

MCQ▾

Question

In Ramsay and Rayleigh’s isolation of noble gases from air, the nitrogen of the air is finally converted into?

Choices

Choice (4) Response

a.

NOandNO2

b.

NaNO3

c.

NaNO3 and NaNO2

d.

NaNO2

Question number: 3

» P-Block Elements Group 13 to 18 » Group 18 » Introduction

MCQ▾

Question

The first noble gas compound obtained was?

Choices

Choice (4) Response

a.

XeF4

b.

XeF2

c.

XePtF6

d.

XeOF4

Question number: 4

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

MCQ▾

Question

Which of following is planar in shape?

Choices

Choice (4) Response

a.

XeF4

b.

XeO4

c.

XeOF4

d.

XeO2F2

Question number: 5

» P-Block Elements Group 13 to 18 » Group 18 » Noble Gases

MCQ▾

Question

The element having highest ionization potential is?

Choices

Choice (4) Response

a.

Hydrogen

b.

Helium

c.

Nitrogen

d.

Oxygen

Question number: 6

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

MCQ▾

Question

Which of the following compound is cannot be formed by xenon?

Choices

Choice (4) Response

a.

XeF

b.

XeF5

c.

XeF3

d.

All a. , b. and c. are correct

Question number: 7

» P-Block Elements Group 13 to 18 » Group 18 » Noble Gases

MCQ▾

Question

Number of atoms of He in 100 amu of He are?

Choices

Choice (4) Response

a.

100×6×1023

b.

100

c.

50

d.

25

Question number: 8

» P-Block Elements Group 13 to 18 » Group 18 » Oxides of Xenon

MCQ▾

Question

Xenon hexafluoride reacts with silica to form a xenon compound X. The oxidation state of Xe in X is?

Choices

Choice (4) Response

a.

+6

b.

+2

c.

+4

d.

0

Question number: 9

» P-Block Elements Group 13 to 18 » Group 18 » Introduction

MCQ▾

Question

What is the correct order of occurrence (%by weight) in air of Ne, Ar and Kr?

Choices

Choice (4) Response

a.

Ar>Ne>Kr

b.

Ne>Kr>Ar

c.

Ne>Ar>Kr

d.

Ar>Kr>Ne

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