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Chemistry

Chemistry
Nucleus of an atom consists of.

Proton and Neutron
Proton
Electron, Proton and Neutron
Neutron

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Chemistry
Which of the following has the highest lattice energy

RbF
KF
CsF
NaF

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Chemistry
In chemical terms, what are alums used for purifying water for drinking purposes ?

Nitrates of aluminium
Hydrated chlorides
Double nitrate
Double sulphates

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Chemistry
Which one of the following is an example of a gel ?

Shaving cream
Face cream
Milk
Cheese

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

Caesium
Lithium
Rubidium
Potassium

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Chemistry
Petroleum is a mixture of

Polymers
Hydrocarbons
Salts
Elements

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