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Chemistry

Chemistry
Slag is a name given for

Molten alumina
Molten calcium silicate
Molten iron
Molten sand

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Chemistry
Air shows the property of

N2
Both A and B
O2
None of these

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Chemistry
The “King of Metals” is :

Iron
Gold
Aluminium
Silver

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Chemistry
Aerated water contains

SO2
H2
NO2
CO2

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Chemistry
Which of the following is used to increase the anti-knocking property of petrol ?

Triethyl lead
Tetramethyl lead
Trimethyl lead
Tetraethyl lead

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Chemistry
How many electrons can be accommodated in d-orbital

3
8
6
10

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