KVPY Stream-SA (Class 11) Chemistry: Questions 87 - 90 of 133

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Question number: 87

» Equilibrium » Ionic Equilibrium » pH Scale

Appeared in Year: 2009

MCQ▾

Question

The pH values of (i) 0.1 M HClAq (ii) 0.1 M KOH (iii) tomato juice and (IV) pure water follow the order

Choices

Choice (4) Response

a.

(iii) < (i) < (iv) < (ii)

b.

(i) < (ii) < (iii) < (iv)

c.

(i) < (iii) < (IV) < (ii)

d.

(iv) < (iii) < (ii) < (i)

Question number: 88

» Classification of Elements & Periodicity » S, P, D and F Block Elements,

Appeared in Year: 2010

MCQ▾

Question

The atomic radii of the elements across the second period of the periodic table

Choices

Choice (4) Response

a.

Decrease due to increase in effective nuclear charge

b.

Increase due to increase in effective nuclear charge

c.

decrease due to increase in atomic number

d.

Decrease due to increase in atomic weights

Question number: 89

» States of Matter » Gaseous State » Measurable Properties of Gases

Appeared in Year: 2010

MCQ▾

Question

Consider two sealed jars of equal volume. One contains 2 g of hydrogen at 200 K and the other contains 28 g of nitrogen at 400 K. The gases in the two jars will have -

Choices

Choice (4) Response

a.

The same average molecular speed

b.

The same pressure

c.

The same average kinetic energy

d.

The same number of molecules

Question number: 90

» Hydrocarbons » Aromatic Hydrocarbons » Benzene - Structure and Aromaticity

Appeared in Year: 2011

MCQ▾

Question

Among

(i)

Aromatic compounds: Choice A

Aromatic Compounds: Choice A

Find which is not an aromatic compound from given options

(ii)

Aromatic compounds: Choice B

Aromatic Compounds: Choice B

Find which is not an aromatic compound from given options

(iii)

Aromatic compounds: Choice C

Aromatic Compounds: Choice C

Find which is not an aromatic compound from given options

(iv)

Aromatic compounds: Choice D

Aromatic Compounds: Choice D

Find which is not an aromatic compound from given options

The compound, which is not aromatic, is

Choices

Choice (4) Response

a.

i

b.

ii

c.

iii

d.

iv

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