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Chemistry

Chemistry
The nuclear particles which are assumed to hold the nucleons together are

electrons
positrons
neutrons
mesons

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Chemistry
Synthetic detergents are made from

Sodium palmitate
Sodium salt of benzene sulphonic acid
Sodium salt of benzene carboxylic acid
Sodium stearate

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Chemistry
The hydronium ion is

H+
H2+
H3O+
HO -

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Chemistry
Silver nitrate solution is kept in brown bottles in laboratory because

It reacts with ordinary white bottles
Brown bottles do not react with it
Brown bottles stops the passage of light through it
Brown bottles react with it

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Chemistry
Which of the following has least negative electron gain enthalpy

Cl
P
S
F

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Chemistry
Milk is a natural

Solution
Mixture
Suspension
Emulsion

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