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Chemistry

Chemistry
Nylon is made up of :

Polypropylene
Polyethylene
Polyamide
Polyester

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Chemistry
When a bond is formed between two atoms, the energy of the system will

Increase
May increase or decrease
Remain the same
Decrease

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Chemistry
Which one of the following is used as a sowing agent in the preparation of soft drinks?

Phosphorus acid
Salicylic acid
Phosphoric acid
Boric acid

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Chemistry
The nuclear particles which are assumed to hold the nucleons together are

mesons
electrons
neutrons
positrons

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Chemistry
The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of

a condensation reaction
an elimination reaction
an oxidation reaction
an addition reaction

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Chemistry
If a buffer solution is diluted its pH

Is decreased
Is increased
Remains same
Will slowly increase and then it will decrease

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