Question # 1

Which compound is least reactive

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CH3-CH3

CH2=CH2

CH=CH

C6H6

The addition of unsymmetrical reagent to an unsymmetrical alkene is in accordance with the rule

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Hund's rule

Markownikov's rule

Pauli's Exclusion Principle

Aufbau Principle

The presence of a double bond in a compound is the sign of.

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Saturation

Unsaturation

Substitution

None of these

Which one is alcylic compound

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Pyridine

Toluene

Ethyl Benzene

Ethylcyclobutane

Which one of the following compounds will form red precipitate with ammoniacal cuprous chloride

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Acetylene

Ethylene

Benzene

Methane

A gas decolorizes alkaline KMnO4 but has no action with ammoniacal AgNO3, this gas may be

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C2H2

C2H4

C2H6

CH4

The number of acidic hydrogen present in 1- Propyne is

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1

2

3

4

The presence of a double bond in a compound is the sign of

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Saturation

Un-saturation

Substitution

None of these

Which one of the following compounds will decolorized both acidified KMnO4 and aqueous bromine.

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Benzene

Ethane

Ethene

Methane

Which one of the following substances have garlic odour and a colourless gas.

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CH3OH

HCOOH

CH2=CH2

HC= CH

Synthetic rubber is made by polymerization of

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Vinylaecetate

Acetylene

Divinylacetylene

Chloroprene

Raney Nickel is

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Nickel compound

Naturally occurring nickel

Spongy form of a nickel

Alloy of nickel

Which one is not property or uses of mustard gas

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Used in 1st world war

Powerful vesicant

High boiling liquid

High boiling gas

The general formula for Alkanes is

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C_nH_2n+1

C_nH_2n

C_nH_2n-2

C_nH_2n+2

Which gas act as 'Blistering agent'

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Acetylene

Phosphine

Phosgene

Mustard gas

Which one of the following gases is used for artificial ripening of fruits.

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Ethene

Ethyne

Methane

Propane

Vinyl acetylene combines with HCl to form

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Polyacetylene

Benzene

Chloroprene

Divinyl acetylene

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