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Chemistry

Chemistry
The metal that is used as a catalyst in the hydrogenation of oils is

Pt
Cu
Pb
Ni

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Chemistry
Aspirin is common name of

Salicylate
Methyl Salicylate
Acetyl Salicylic Acid
Salicylic Acid

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Chemistry
Ultraviolet rays can be used in water treatment as

Hydrolyser
Flocculator
Disinfectant
Precipitator

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Chemistry
Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has

High bond dissociation energy
Smaller atomic radius
High nuclear charge
Stable half filled 2p sub level

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Chemistry
The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3

zero
5
4
2

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Chemistry
A non-electronic conductor is

None of these
Iron
Gas Carbon
Copper Sulphate

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