911. Metallic characters of alkali metals_____________________?
A. Increase down the group
B. Decrease down the group
C. No regular trend
D. Remain same

912. Oxidation state of an atom represents____________________?
A. Number of electrons gained
B. Number of electrons lost
C. Apparent charge in compound
D. Its vacancies

913. 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

914. Iodine is solid due to_________________?
A. Strong covalent bond
B. Large value of dipole moment
C. High polarizability
D. Strong hydrogen bonding

915. Keeping in view the size of atom which order is correct one ?
A. Mg > Sr
B. Ba > Mg
C. Lu > Ce
D. C1 > I

916. When – COOH is attached directly to the benzene ring the acid is called__________________?
A. Aliphatic
B. Alicyclic
C. Carboxylic
D. Aromatic

917. The common thing in phthalic acid and oxalic acid is that both are_________________?
A. Aromatic
B. Dicarboxylic
C. Hydrocarbons
D. Strong acids

918. The acid which is used as ink remover is_________________?
A. Oxalic acid
B. Succinic acid
C. Adipic acid
D. Acetic acid

919. Which acid is the manufacture of synthetic rubber ?
A. Acetic acid
B. Formic acid
C. Carbonic acid
D. Benzoic acid

920. In the formation of Zwitter ions proton goes from____________________?
A. Carboxyl to amino group
B. Amino to carboxyl group
C. Amino group only
D. Carboxyl group only