Question # 1

Guldberg and waage out forward law of mass action in:

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1889

1879

1869

1859

Which one of the following is non- reducing in nature;

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glucose

fructose

starch

sucrose

A reverse reaction is that.

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Which proceed from left to high

In which reactants reacts to form products

Which slow down gradually

Which speed up gradually

The density of water is ................. at 4^oC

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1 gcm^-1

2 gcm^-1

3 gcm^-1

4 gcm^-1

Formula of acetaldehyde is:

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For which reaction Kf is the rate constant?

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Forward reaction

Backward reaction

Upward reaction

Downward reaction

Which one of the following does ot contain protein

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Pulses

Potatoes

Beans

eggs

Which one of these protects us against the disease;

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Carbohydrates

Lipids

Proteins

all of these

Effects of ozone depletion are following except the one.

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Increases infectious diseases

Increases crops production

Can cause skin cancer

Can cause climatic changes.

Calcium carbonate is in water.

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Insoluble

Sparingly

None of them

Soluble

The order or reactivity of hydrogen halides with alkenes is.

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HI/Br

HBr > HI

HCl > HBr

HBr>HCl

A dynamic equilibrium

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Reaction stops to proceed

Amounts of reactants and products are equal

Rate of forward and reverse reaction are equl

Reaction can no longer be reversed.

Acids turn

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Blue litmus red

Red litmus blue

Blue litmus green

Blue litmus blue

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