Question # 1

Normal rain water is:

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weakly acidic

strongly acidic

weakly basic

strongly basic

Which one of the not metal.

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Copper

Carbon

chromium

Iron

Equilibrium constant has no unit when number of moles of reactants and products are:

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same

Different

Both a and b

None of these

Catalytic converters convert.

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CO to CO₂

N₂ to NO

CO₂ to CO

N₂to NO₂

Which one of the following cannot by hydrolyzed?

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Polysacchrides

Monosacchrides

Oligosacchrides

All of these

^{RNA consists of}

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Ribos

Pentose

Hexose

Trioses

Chemical form of gypsum.

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MgSO₄. 5H₂O

CaSO₄. 2H₂O

FeSO₄. 5H₂O

CuSO₄. 5H₂O

Traces of acetylene are present in coal gas about.

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0.06 %

0.08%

1.1%

90%

Number of vitamins in vitamin B complex is.

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10

8

6

12

The unit of molar concentration:

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mol. dm^-2

mol. dm^-1

mol. dm

mol. dm^-3

The color of hydrogen Iodide is:

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Colourless

Black

Red

Pink

Manufacturing of urea involves:

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2 steps

3 steps

4 steps

5 steps

Which one of the following diseases causes liver inflammation?

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Typhoid

Jaundice

Cholera

Hapatitis

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