Which acid is the manufacture of synthetic rubber ?
(A) Acetic acid
(B) Formic acid
(C) Carbonic acid
(D) Benzoic acid
The acid which is used as ink remover is_________________?
(A) Oxalic acid
(B) Succinic acid
(C) Adipic acid
(D) Acetic acid
The common thing in phthalic acid and oxalic acid is that both are_________________?
(A) Aromatic
(B) Dicarboxylic
(C) Hydrocarbons
(D) Strong acids
When – COOH is attached directly to the benzene ring the acid is called__________________?
(A) Aliphatic
(B) Alicyclic
(C) Carboxylic
(D) Aromatic
Keeping in view the size of atom which order is correct one ?
(A) Mg > Sr
(B) Ba > Mg
(C) Lu > Ce
(D) C1 > I
Iodine is solid due to_________________?
(A) Strong covalent bond
(B) Large value of dipole moment
(C) High polarizability
(D) Strong hydrogen bonding
Halides in which halogen atoms act as a bridge between two atoms of the other element are called___________________?
(A) Covalent halides
(B) Electronegative halides
(C) Polymeric halides
(D) Polymeric hydrides
Oxidation state of an atom represents____________________?
(A) Number of electrons gained
(B) Number of electrons lost
(C) Apparent charge in compound
(D) Its vacancies