NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 205 - 210 of 1145

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Question number: 205

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

MCQ▾

Question

Borax is used as a cleansing agent because on dissolving in water, it gives?

Choices

Choice (4) Response

a.

Bleaching solution

b.

Acidic solution

c.

Neutral solution

d.

Alkaline solution

Question number: 206

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

MCQ▾

Question

Which of the following mixture is used to convert Equation into anhydrous Equation on heating?

Choices

Choice (4) Response

a.

Equation

b.

A mixture of Equation

c.

Equation

d.

Equation gas solid state

Question number: 207

» P-Block Elements Group 13 to 18 » Groupwise Study of the P - Block Elements

MCQ▾

Question

The relative Lewis acid characters of boron tri halides are formed to follow the order?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 208

» 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: 209

» 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: 210

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

MCQ▾

Question

Which of the following compound does not exist?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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