Question # 1

For preparing an alkane, a concentrated aqueous solution of sodium or potassium salt of saturated carboxylic acid is subjected to

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Hydrolysis

Oxidation

Hydrogenation

Electrolysus

The formula of nitre is

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KNO₃

NaNO₃

NaCI

Na₂CO₃

Salol is prepared from

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Salicylic acid and phenol

Salicylic acid and methyl alcohol

Both

None

Atmosphere of big/metropolitan cities is polluted most by

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Automobile exhausts

Pesticide residue

Household waste

Radio-active fall out

The IUPAC name of the compound having the formula (CH3) 3 C - CH = CH2 is

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1, 1 -Dimethyl-3-butene

1,1,1-Trimethyl-3-propene

3,3,-Dimethyl-1-butene

3,3,3-Trimethyl-1-propene

Saturated solution of NaCI on heating becomes

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Super saturated

Unsaturated

Remains saturated

None

The wire in the flash bulbs is made up of

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Mg

Ba

Cu

Ag

Fertilizer are made by

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Nature only

Artificial methods only

Both artificial and natural methods

None of the above

Which inorganic precipitate acts as semipermeable membrane?

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Calcium sulphate

Barium oxalate

Nickel phosphate

Copper ferrocyanide

Leblanc process is employed in the manufacture of

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Baking soda

Washing soda

Potash

Plaster of paris

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NAT I Engineering Chemistry MCQs With Answers

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