NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 149 - 156 of 1259

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Question number: 149

» S-Block Elements Group 1 and 2 » Preparation and Properties » Sodium Hydroxide

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MCQ▾

Question

The electrolyte used in Castner’s process of sodium extraction is?

Choices

Choice (4)Response

a.

fused anhydrous

b.

anhydrous

c.

d.

aqueous

Question number: 150

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

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MCQ▾

Question

Arrange the motilities of alkali metal ions in aqueous solution?

Choices

Choice (4)Response

a.

b.

L i + < N a + < K + < R b +

c.

d.

Question number: 151

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

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MCQ▾

Question

Which of the following alkali metal has lowest density?

Choices

Choice (4)Response

a.

Beryllium

b.

Magnesium

c.

Strontium

d.

Calcium

Question number: 152

» S-Block Elements Group 1 and 2 » Preparation and Properties » Sodium Carbonate

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MCQ▾

Question

Which of the following process is used for the preparation of sodium carbonate

Choices

Choice (4)Response

a.

Kolbe’s process

b.

Solvay process

c.

Nessler’s process

d.

Contact process

Question number: 153

» D and F Block Elements » Transition Elements » Trends in Properties

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MCQ▾

Question

Which of the following metal ion has maximum ionic radii?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 154

» D and F Block Elements » Transition Elements » Trends in Properties

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MCQ▾

Question

The metals present in insulin, hemoglobin and vitamin B 12 are respectively?

Choices

Choice (4)Response

a.

Zn, Fe, Co

b.

Zn, Hg, Cr

c.

Mg, Fe, Co

d.

Co, Fe, Zn

Question number: 155

» D and F Block Elements » Transition Elements » Trends in Properties

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MCQ▾

Question

Which of the following metal is lightest element in terms of density among transition elements?

Choices

Choice (4)Response

a.

Vanadium

b.

Cobalt

c.

Scandium

d.

Osmium

Question number: 156

» D and F Block Elements » Transition Elements » Trends in Properties

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MCQ▾

Question

What is magnetic moment of ?

Choices

Choice (4)Response

a.

5.91 B. M

b.

3.67 B. M

c.

6.98 B. M

d.

4.89 B. M

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