Question # 1

The cause of deviation form ideal behaviour is because

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the actual volume of gas molecules is not negligible

there is force of attraction between molecules of a gas

both a and b

none of these

Benzene cannot undergo the ------- directly

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Substitution reaction

Addition reaction

Oxidation reaction

Elimination reaction

Cyclobutane structure is categorized under

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Aromatic compounds

Aliphatic compounds

Alicyclic compounds

Heterocyclic compounds

Geometry of NH3 is

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^Tetrahedral

Square planer

Pyramidal

Linear

N terminal of glutathione is

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Glycine

Cysteine

Glutamate

Aspartate

Aniline is the derivative of the benzene containing the

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Hydroxyl group

Amino group

Amido group

Imido group

The helical structure of protein is stabilized by

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Peptide bond

Covalent

Hydrogen bond

Glycoside bond

Which of the following is BLOOD iron carrier

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Haemoglobin

Albumin

Transferrin

Globulin

H₂O is liquid at room temperature whereas H₂S is a gas because

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H₂O used as drinking water, but H₂S has rotten egg smell

H₂O is neutral. H₂S is a weak acid

stronger hydrogen bonding in H₂O than in H₂S

H₂O occurs abundantly than H₂S

Plastics are amorphous solids and

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have sharp melting points

undergo clean cleavage when cut with knife

do not undergo clean cleavage

possess orderly arrangement over long distances

A fibre which is made from acrylonitrile as monomer

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PVC

rayon fibre

acrylic fibre

polyester fibre

The carbon of a carbonyl group is:

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sp hybridized

sp²hybridized

sp³Hybidized

None of these

The ratio of moles of a particular component of solution to total moles of all components of solution is :

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Mole fraction.

Molality.

Molarity.

Normality.

If the value of principal quantum number is 3. the total possible values for magnetic quantum number will be

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1

4

9

12

The radius of second Bohr's orbit is

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0.053 nm

0.053/4 nm

0.053 x 4 nm

0.053 x 20 nm

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NH₃ HCl

KCN in C₂H₅OH NaOH

KCN in C₂H₅OH HCl

HCN NaOH

The compound prepared by a substitution reaction of benzene is

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Acetophenone

Glyoxal

Cyclohexame

Hexabromo cyclohexane

Odour of alkene is:

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Fruity

Odourless

Zarlic like

Irritating

A salt producing hydrocarbon among these compounds is

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Ehyne

Ethene

Methane

Ethane

Which is not property in ether:

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Very weak hydogen bonding

High b.p

Slightly soluble

Inflammable

For spontaneity of a cell, which is correct?

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ΔG = 0,ΔE = 0

ΔG = -ve ,ΔE = 0

ΔG = +ve ,ΔE = 0

ΔG = -ve

The ionic bonds are

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Unidirectional

Bi-directional

Non-directional

Multi-directional

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