Question # 1

Open chain compounds are also called:

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aliphatic compounds

alicyclic compounds

aromatic compounds

hydrocarbons

In smelting process a small amount of coke is required because:

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it is highly endothermic process

it is highly exothermic process

it is very fast process

it is very slow process

The removal of Mg⁺² and Ca⁺² Ion which are responsible for the hardness of water is called.

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Temporary hardness

Permanent hardness

Water softening

Hydrogen bonding

An equilibrium is achievable only in a:

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big system

small system

open system

closed system

Plants produces by the photosynthesis process.

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Glucose

Fructose

Sucrose

Maltose

Which disease cause liver inflammation?

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Typhoid

Jaundice

cholera

Hepatitis

Who was prepared acetic acid in laboratory?

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Berzelius

Wohler

Kolbe

Dalton

Enzymes are chemically;

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lipids

carbohydrates

proteins

vitamins

Dextrose is a crystallized:

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sucrose

lactose

glucose

fructose

The forward reaction takes place:

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Right to left

Left to Right

Only to right

Only to left

Bases gave taste:

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Bitter

Sweetsh

Sour

Saltish

The range of temperature in burning solid waste burning in incinerators is.

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650 ^oC - 1000 ^oC

650^oC - 11000^oC

1000^oC - 2000^oC

650^oC - 1000^oC

5000^oC - 1000^oC

General formula of carbohydrate is.

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C_n(H₂O)₆

CH

C_nH_2n

C₆H_2nO

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