Question # 1

In cyclic structure of glucose when the position of atoms on Carbon 1 is altered one isomer changes to other. These isomers of glucose are called

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Annomers

Position isomers

Meta-mess

Cis-trans isomers

On the basis of intermolecular forces diamond is a

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ionic solid

covalent solid

metallic solid

molecular solid

An alkyl halide reacts with NH3 to give

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Amide

Cyanide

Amine

Aniline

Which is most acidic?

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H2O

C2H5OH

C4H9OH

CH3-CH2-CH2OH

Equal volume of all gases at same temperature and pressure contain number of molecules

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different

multiples

equal

in fractions

Cl₂is a gas while iodine is a solid due to

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stronger London forces with high polarizability

greater electro negativity of Cl than iodine

stronger dipole dipole forces

iodine is colored while chlorine is colourless

Which of these polymers is a synthetic polymer?

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Animal fat

Starch

Cellulose

Polyester

Which of the following is thermosetting polymer

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Synthetic varnishes

Epoxy resins

PVC

Both A and B

Protein are classified into

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Simple protein

Complex proteins

Derived proteins

All of these

In s solution 7.8 g of benzene ( C6H6 ) and 46g of toluene (C6H5CH3) is present. The mole fraction of toluene is

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1/3

1/5

2/3

5/6

Which of the following is a non-crystalline solids pair

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Diamond, wood

Glass, table salt

Wood, glass

Sucrose, glass

Which of the following orbitals have a dumb bell shape?

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s

p

d

f

Easter are pleasant smelling compounds. Which ester posseses odour like pineapple

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Amylacetate

Amylbutyrate

Ethylbutyrate

Benzylacetate

The basic difference between synthetic and natural fertilizer is in their

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Rae material

Crop application

Usage

Shapes

DDT is formed from

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Benzene and Chlorobenzene

Chloral and Chlorobenzene

Chloral and Benzene

Chlorobenzene and chlorine

Which of the following is not a state function

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Pressure

Temperature

Enthalpy

Amount of substance

Silver oxide battery has a voltage of

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2.0 V

1.5 V

2.5 V

1.0 V

1, 3-Dibromopropane reacts with metallic zinc to form

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Propene

Propane

Cyclopropane

Hexane

The unit rate of constan K ismole^-1 dm³S^-1for a chemical reaction, the order of reaction is :

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3

2

1

0

The standard enthalpy change in the formation of 1 mole of a compound from its elements in their standard physical states is

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Enthalpy of formation

Enthalpy of atomization

Enthalpy of neutralization

Internal energy change

Baking powder has which one of the following formula

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Na₂CO₃

Na₂SO₄

NaHCO₃

K₂CO₃

Which of the following element's outermost orbits last electron has magnetic quantum number m=0?

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Na

O

Cl

N

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