P-Block Elements Group 13 to 18-Group 18 [JEE (Based on NTA Guidelines-IIT Engg.) Mains Chemistry]: Questions 1 - 9 of 29

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Question 1

Question MCQ▾

The gas with lowest boiling point is?

Choices

Choice (4)Response

a.

Radon

b.

Argon

c.

Neon

d.

Helium

Edit

Question 2

Question MCQ▾

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.

b.

c.

and

d.

Edit

Question 3

Question MCQ▾

The first noble gas compound obtained was?

Choices

Choice (4)Response

a.

XeOF4

b.

c.

d.

Edit

Question 4

Question MCQ▾

Which of following is planar in shape?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 5

Question MCQ▾

The element having highest ionization potential is?

Choices

Choice (4)Response

a.

Nitrogen

b.

Helium

c.

Oxygen

d.

Hydrogen

Edit

Question 6

Question MCQ▾

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

Choices

Choice (4)Response

a.

XeF5

b.

XeF3

c.

XeF

d.

Question does not provide sufficient data or is vague

Edit

Question 7

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

100

d.

25

Edit

Question 8

Question MCQ▾

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

Choices

Choice (4)Response

a.

+ 2

b.

+ 4

c.

+ 6

d.

0

Edit

Question 9

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

d.

Edit