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Chemistry

Chemistry
In which of the following substances all carbon atoms are quaternary in nature ?

Napthalene
Diamond
Teflon
Graphite

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Chemistry
Which is the heaviest metal among the following?

Copper
Silver
Iron
Gold

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Chemistry
In which of the following ions , the colour is not due to d-d transition ?

[Cu(NH3)4]2+
[CoF6]3+
[CrO4]2−
[Ti(H2O)6]3+

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Chemistry
The unit to measure the flow of water is

Ohm meter
Micro Mho
Milli curie
Cusecs

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Chemistry
Hydrogen is not found in atmosphere because

It is highly inflammable
It is the lightest gas
It immediately combines with oxygen to form water
It is absorbed by plants

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Chemistry
Limestone is a raw material used by which industry?

Petrochemicals
Fertilizers
Cement
Aluminium

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