Question # 1

The most ionic is

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HF

HCl

HBr

HI

Bone ash contain calcium phosphate

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40%

50%

70%

80%

Which of the following is non-typical transition element

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Cr

Mn

Zn

Fel

Which is called marsh gas

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S2Cl2

SOCl2

CH4

CHBr3

Which one of the following Lipids does not have glycerol backbone.

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Cholesterol

Oil

glycogen

Vitamin D

The chemist who synthesized urea from ammonium cyanate was

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Berzelius

Kolbe

Wholer

Lavoisier

Which class of compounds can not show positional isomerism.

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Alkanes

Alkene

Alkynes

Alcohol

Acetaldehyde react, with Grignard reagent to form

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Primary alcohol

Secondary alcohol

Ter alcohol

Carboxylic acids

The general representation for Grignard reagent is.

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RMgX

ReMgX

RXMg

RMgX2

m-choronitro benzene is prepared by

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Nitration of chlorobenzene

Nitration of Benzene

Chlorination of Nitrobenzene

Nitration of m-chlorobenzene

The bond angle between any two SP²Hydridized orbitals is of

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180°

109.5°

120°

107.5°

Which compound is formed, when CH₃OH reach with CH₃- Mg -Br

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Ethane

Methane

Ethanol

Acetone

Which substance is used in photography

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AgCl

AgBr

AgI

Ag3PO4

Synthetic rubber is made by polymerization of

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Vinylaecetate

Acetylene

Divinylacetylene

Chloroprene

The Milk of magnesia is used for the treatment of

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Basicity

Rancidity

Acidity

Jaundance

Nylon 6,6 is obtained by the reaction of hexamethylene diamine with

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Acetic acid

Adipic acid

Viny chloride

Acetyl chloride

Which one is the heterocyclic compound of oxygen

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Pyrridine

Parrole

Furan

Thiophene

Which one of the following will be required to form ethene from ethyl chloride.

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Alcoholic KOH

Aqueous KOH

Alkaline KMnO4

Bromine

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