Question # 1

What are the total numbers of periods in the modern periodic table.

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3

5

7

8

Which oxide is more basic in nature.

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Beo

MgO

CaO

BaO

which one of the general formula of alkene

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CnH2n

Cn2n+2

CnH2n-2

CnH2n+1

The oligosaccharides contain number of hexose unit.

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2 to 7

2 to 8

2 to 9

2 to 100

In which of following processes are small organic molecules made into macromolecules

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the cracking of petroleum fractions

the fractional distillation of crude oil

the polymerization of ethene

the hydrolysis of proteins

Which products is not formed when ethyl alcohol reacts with SOCl2 in the presence of pyridine.

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Ethyl chloride

Hydrogen chloride

Sulphur di oxide

Sulphur tri oxide

When hydrolyzed, protein yields.

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Fatty acid

Glycerol

Amino acid

Nucleosides

Acetic acid is manufactured by

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distillation

fermentation

ozonalysis

esterification

Systematic name of phthalic acid is

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Benzenedicarboxylic acid

Benzene doioc acid

1,2 benzenedicarboxylic acid

o, carboxylic benzoic acid

Raney Nickel is

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Nickel compound

Naturally occurring nickel

Spongy form of a nickel

Alloy of nickel

A single chloride free radical can destroy how many ozone molecules

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100

100,000

100,00

unlimited

The IUPAC name of C(CH3)4 is

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Iso Propyl methane

2-Methylbutane

Iso bytylmethane

2,2 dimethylpropane

Effect of substituent on benzene ring is due to

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Resonance

Inductive effect

Both a and b

Neither a nor b

Which compound is alicyclic in nature.

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Cyclobatane

Iso batane

n butane

Toluene

The fiber in which monomer isCH2=CH-Cl is known as

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Saran fiber

PVC

Rayon fiber

Arcylic fiber

Among the following the compound that can be most readily suphonted is.

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Toluene

Benzene

Nitrobenzene

Chlorobenzene

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

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Hund's rule

Markowikov's rule

Pauli's Exclusion Principle

Aufbau Principle

In unimolecular reactions, the reaction completes in

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_{One step}

Two steps

Three steps

None of these

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