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Chemistry

Chemistry
Most commonly used bleaching agent is

Sodium chloride
Alcohol
Carbon dioxide
Chlorine

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Chemistry
Which gas is most stable at room temperature

N2
O2
F2
H2

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Chemistry
Tar roads get damaged if there is

No maintenance
Stagnation of water on road
No sloping
Heavy traffic

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Chemistry
Slag is a name given for

Molten sand
Molten iron
Molten calcium silicate
Molten alumina

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Chemistry
In the periodic table of elements, on moving from left to right across a period, the atomic radius

Remains unchanged
Decreases
Does not follow a definite pattern
Increases

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Chemistry
Urea is a

Potassium fertilizer
Sodium fertilizer
Phosphatic fertilizer
Nitrogenous fertilizer

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