P-Block Elements Group 13 to 18 (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 42 - 48 of 100

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Question number: 42

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

MCQ▾

Question

Aqueous solution of borax acts as a buffer because?

Choices

Choice (4) Response

a.

It contains weak acid and its salt with strong base

b.

It contains number of neutral water molecules

c.

It contains tribasic acid and strong base

d.

Question does not provide sufficient data or is vague

Question number: 43

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

MCQ▾

Question

Which of the following compounds is formed is formed when boron trichloride is treated with water?

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 44

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

MCQ▾

Question

The chief impurity present in red bauxite is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 45

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

MCQ▾

Question

Which of the following can absorb carbon monoxide?

Choices

Choice (4) Response

a.

Plants

b.

Alcohol

c.

Ammonical solution of cuprous chloride

d.

Ni (CO) 4

Question number: 46

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

MCQ▾

Question

Fire extinguishers contain a bottle of sulphuric acid and?

Choices

Choice (4) Response

a.

b.

c.

d.

Any carbonate

Question number: 47

» P-Block Elements Group 13 to 18 » Group 15 » Nitrogen

MCQ▾

Question

Ammonia will be obtained in?

Choices

Choice (4) Response

a.

b.

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 48

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

MCQ▾

Question

Orthoboric acid behaves as weak monobasic acid giving and?

Choices

Choice (4) Response

a.

b.

c.

d.

f Page
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