Question # 1

The color of hydrogen Iodide is:

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Colourless

Black

Red

Pink

Which of the following is reducing sugar.

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Glucose

Fructose

Sucrose

Starch

The freezing point of water is:

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10 ^oC

100^oC

0^oC

46^oC

On which base atmosphere is divided into four regions?

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Change in pressure

Change in rediation

Change in temperature

Change in volume

The product of Lewis acid-base reaction is called adduct. The bond between the adduct species is.

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Ionic

Covalent

Metallic

Co-ordinate covalent

Cause of Night blindness is.

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Deficiency of vitamin B

Deficiency of vitamin A

Deficiency of vitamin D

Deficiency of vitamin E

When Bronsted and Lowry put forward acid base concept?

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1913

1923

1933

1943

Halogenation of methane produces following valuable chemical compounds used as solvents except.

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Carbonterachloride

Chloroform

Carbon Black

Chloromethane

Which one of the followoing is the Hardest coal.

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Peat

Lignite

Bituminous

Anthracite

Which of the following in soluble in water.

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Organic acids

Glucose

Alcohal

All of them

The unit of molar concentration is:

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moldm^-3

moldm⁺³

molcm^-3

molcm⁺³

The nature of enzyme is.

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Protein

Vitamin

Fats

Carbohydrate

Acids have taste

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Bitter

Seetish

Sour

Saltish

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