P-Block Elements Group 13 to 18-Group 14 (NEET Chemistry): Questions 1 - 8 of 14

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Question number: 1

» P-Block Elements Group 13 to 18 » Group 14 » Allotropes of Carbon

MCQ▾

Question

Buckminsterfullerene is?

Choices

Choice (4) Response
a.

Bone charcoal

b.

Diamond

c.

C-60

d.

Graphite

Question number: 2

» P-Block Elements Group 13 to 18 » Group 14 » Allotropes of Carbon

MCQ▾

Question

Which of the following gas played an important role in phenomenon ASPHYXIA?

Choices

Choice (4) Response
a.

producer gas (CO + N2)

b.

CO2

c.

CO

d. All of the above

Question number: 3

» P-Block Elements Group 13 to 18 » Group 14 » Silicates

MCQ▾

Question

The general formula of cyclic or ring silicates is?

Choices

Choice (4) Response
a.

(SiO3)n2n

b.

(SiO5)n2n

c.

(SiO32)n

d. Both a. and c. are correct

Question number: 4

» P-Block Elements Group 13 to 18 » Group 14 » Tendency for Catenation

MCQ▾

Question

Lime water is formed milky on passing CO2 with the formation of?

Choices

Choice (4) Response
a.

CaCO3

b.

Ca(OH)2

c.

Ca(HCO3)2

d. Question does not provide sufficient data or is vague

Question number: 5

» P-Block Elements Group 13 to 18 » Group 14 » Zeolites

MCQ▾

Question

When hard water is passed through a column packed with zeolite, calcium and magnesium ions exchange with?

Choices

Choice (4) Response
a.

Barium

b.

Aluminium

c.

Zinc

d.

Sodium

Question number: 6

» P-Block Elements Group 13 to 18 » Group 14 » Allotropes of Carbon

MCQ▾

Question

A dry ice piece is composed of?

Choices

Choice (4) Response
a.

Solid SO2

b.

Solid He

c.

Solid CO2

d.

Solid C6H6

Question number: 7

» P-Block Elements Group 13 to 18 » Group 14 » Allotropes of Carbon

MCQ▾

Question

Which of the following is not correct regarding graphite?

Choices

Choice (4) Response
a.

It is an amorphous allotrope of carbon

b.

Used for making lubricants

c.

A good conductor of heat

d.

Softer than diamond

Question number: 8

» P-Block Elements Group 13 to 18 » Group 14 » Silicates

MCQ▾

Question

In (SiO4)4 (tetrahedral structure), three oxygen atoms are shared in which of the following?

Choices

Choice (4) Response
a.

Pyrosilicate

b.

Three dimensional silicates

c.

Sheet silicate

d.

Linear silicate

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