Question # 1

2-propanol on oxidation yield

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Propionaldehyde

Propanone

Propanal

Butanal

If the temperature is inereased of following reaction, then will go in N2 +3H2 <---------> .2NH3, ∆H= -Ve

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Forward direction

Reverse direction

Remain constant

Cannot be predicted

Ar has low critical temperature and pressure due to its

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small size

monatomic molecule

low polarizability

liquefaction temperature close to room temperature

The active group of glutathione is

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Amino group

Sulfhydryl group

Carboxylic group

Imino group

All gases can be compressed by:

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Keeping constant pressure

Decreasing pressure

Increasing pressure

None of above

As the number of carbon atoms increases the number of isomers also increase. The 5 C compound pentane has as many as

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3 isomers

5 isomers

6 isomers

10 isomers

An example of simple protein is

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lipoprotein

Cholesterol

lecithin

globulin

Dalton's law finds its application during the process of:

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Digestion

Respiration

Reproduction

All of above

Naturally occuring lipids are called

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Fats

Protein

Steroids

None

Which one of the following groups is indicated when HCI is formed by reaction of ethanol with phosphorous pentachloride?

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Amino group

Halide group

Hydroxyl group

Hydride group

Which af the following compound reacts slower than benzene in the electrophilic substitution.

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Phenol

Nitrobenzene

Toluene

Aniline

Acetic acid is obtained when

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Methyl alcohol is oxidized with potassium permanganate

Calcium acetate is distilled in the presence of calcium formate

Acetaldehyde is oxidized with potassium dichromate and sulphuric acid

Glycerol is heated with sulphuric acid

Aldehyde and small methyl ketones form crystalline ______ ppts with saturated sodium bisulphate solution

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White

Red

Yellow

None of these

Similarity in properties of different organic compounds give rise to the under standing of ______

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Polymerization

Non-polar nature

Homologous series

Isomerism

In formadaldehyde and KOH are heated then we get

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Acetylene

Methane

Methyl alcohol

Ethyl formate

Which of the following elements have the largest radius

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F

Cl

Br

l

Among the following polymers, the strongest molecular forces are present in

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Elastomers

Fibres

Thermoplactics

Thermosetting polymers

Carbon monoxide, emitted by automobiles, prevents transport of oxygen in body due

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Combining with oxygen to form carbon dioxide

Destruction of hemoglobin

Preventing reaction between oxygen and hemoglobin

Forming stable compound with hemoglobin

d-block elements are also called :

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alkali metal

Alkaline earth metals

Transition elements

Electron deficient elements

The solubility product of AgCl is 2.0 x 10^-10mole ²dm^-6. The maximum concentration of Ag⁺ions in the solution is

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2.0 x 10^-10mole dm^-3

1.41 x 10^-5mole dm^-3

1.0 x 10^-10

4.0 x 10^-20mole dm^-3

Teflon, styron and neoprene are all

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Copolymers

Condensation polymers

Homopolymers

Monomers

Oxidation of ter-alcohol gives:

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Aldehyde

Formaldehyde

Ketone

Alkens

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