NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 136 - 142 of 1258

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Question number: 136

» S-Block Elements Group 1 and 2 » Industrial Uses » Plaster of Paris

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MCQ▾

Question

Plaster of Paris is obtained on heating gypsum at?

Choices

Choice (4)Response

a.

150 0 C

b.

180 0 C

c.

200 0 C

d.

120 0 C

Question number: 137

» S-Block Elements Group 1 and 2 » Industrial Uses » Lime

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MCQ▾

Question

Slaked lime is obtained when water is added to?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 138

» S-Block Elements Group 1 and 2 » General Introduction

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MCQ▾

Question

What is the formula of Glauber’s salt?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 139

» S-Block Elements Group 1 and 2 » General Introduction

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MCQ▾

Question

The name and formula of the compound of magnesium, chlorine and oxygen used as a drying agent is?

Choices

Choice (4)Response

a.

Magnesium oxy chlorite

b.

Magnesium chlorate

c.

Magnesium per chlorate

d.

All of the above

Question number: 140

» S-Block Elements Group 1 and 2 » Electronic Configuration

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Question

Sodium is heated in air at 350 0 C to form X, X absorbs CO 2 and forms sodium carbonate and Y. Which of these following is Y. ?

Choices

Choice (4)Response

a.

b.

O 3

c.

d.

Question number: 141

» S-Block Elements Group 1 and 2 » Trends in Physical and Chemical Properties

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MCQ▾

Question

Why BaSO 4 is insoluble where as BeSO 4 is soluble in water?

Choices

Choice (4)Response

a.

Hydration energy of BeSO 4 is less than its lattice energy

b.

Hydration energy of BaSO 4 is less than its lattice energy

c.

Hydration energy of BaSO 4 is more than its lattice energy

d.

Hydration energy of BaSO 4 is equal to lattice energy

Question number: 142

» S-Block Elements Group 1 and 2 » Biological Significance of Na, K, Mg and Ca

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MCQ▾

Question

Which of the following magnesium compound is used as antacid in medicine?

Choices

Choice (4)Response

a.

b.

c.

d.

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