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Chemistry

Chemistry
In silvery paints, the main constituent present is

Lead powder
Aluminium powder
White lead
Silver powder

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Chemistry
Sodium bicarbonate is commercially known as

Soda lime
Baking soda
Caustic soda
Washing soda

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Chemistry
Higher concentration of nitrogen dioxide in atmosphere air causes

Bronchitis
Cancer
Corrosion
Asphyxiation

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Chemistry
The gas used for filling weather balloons is

Nitrogen
Hydrogen
Helium
Air

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Chemistry
Which of the following alkali metals has highest specific heat?

Rubidium
Caesium
Potassium
Lithium

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Chemistry
The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

5.05 gram
3.05 gram
2.05 gram
4.05 gram

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