Question # 1

Which of the following gas is used in warfare?

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Methane

Ethane gas

Mustard gas

None of these

A product of any Lewis acid base reaction is a single specie called.

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Salt

Water

Adduct

None of these

A conjugate acid is a specie formed by accepting a.

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Proton

Electron pair

Neutron

Electron

Alkynes are also called.

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Olefine

Ethene

Paraffins

Acetylenes

DNA was discovered by

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J .Watson

Funk

Robert brown

Hopkins

Swimming pools are cleaned by the process.

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Chlorination

Hydrogenations

Saponification

None of them

The value of constant of ionic product of water Kw at 25 C.

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1.0 x 10^-4

1.0 x 10¹⁴

1.0 x 10^-4

1.0 x 10⁴

The order of reactivity of hydrogen halides with alkenes is:

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HI>HBR

HBr>HI

HCl>HBr

HBr>HCl

Which diseases cause by the deficiency of vitamin E?

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Rickets

Anemia in babies

Scurvy

Night blindness

When the reaction causes to produced it is called.

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Chemical equlibrium state

Static equilibrium

Dynamic equilibriiun

All

Percentage of nitrogen in atmosphere is:

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20.94%

78.09%

0.93%

0.03%

Hookworm is a parasite that infects the:

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large intestine

small intestine

stomach

liver

Photosynthesis process produce.

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Carbondioxide

Glucose and oxygen

Carbon di oxide

glucose and carbondoxide

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