NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1110 - 1115 of 1258

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Question number: 1110

» Classification of Elements & Periodicity » Ionization Enthalpy

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MCQ▾

Question

Which of the following set represent the correct order of first ionization enthalpy?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1111

» Solutions » Relative Lowering of Vapour Pressure

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MCQ▾

Question

What is the lowering of vapour pressure due to a result in 1 molal aqueous solution at is?

Choices

Choice (4) Response

a.

35.2 mm Hg

b.

31.2 mm Hg

c.

13.44 mm Hg

d.

14.12 mm Hg

Question number: 1112

» Solutions » Elevation of Boiling Point

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MCQ▾

Question

A solution containing 1g of solute (molar mass 210 g ) in 350g of atone raised the boiling point of acetone from the value of ebullioscopic constant of atone in K kg is?

Choices

Choice (4) Response

a.

2.66

b.

2.86

c.

4.12

d.

3.15

Question number: 1113

» Solutions » Osmotic Pressure

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MCQ▾

Question

What is the volume of solution containing 1 gram mole of sugar that will give rise to an osmotic pressure of 1 atm at ?

Choices

Choice (4) Response

a.

22.4 Lit

b.

20.2 Lit

c.

19.6 Lit

d.

24.2 Lit

Question number: 1114

» Solutions » Van't Hoff Factor and Its Significance

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MCQ▾

Question

0.002 molar solution of NaCl having degree of dissociation is 90 % at has osmotic pressure equal to?

Choices

Choice (4) Response

a.

9.4 bar

b.

0.094 bar

c.

0.94 bar

d.

Question number: 1115

» Solutions » Depression of Freezing Point

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MCQ▾

Question

What should be the freezing point of aqueous solution contacting 17g of in 1000g of water? )

Choices

Choice (4) Response

a.

b.

c.

d.