A. 21
B. 23
C. 25
D. 27
Related Mcqs:
- Which one of following amino acid is neither acidic nor a basic in nature ?
A. Lysine
B. Histidine
C. Proline
D. Glutamic acid - Glycine is the name of an amino acid because___________________?
A. Sweet taste
B. Bitter taste
C. Shining appearance
D. Green colour - The concept of telluric helix was developed by___________?
A. Lother Meyer
B. A.E de Chancourtois
C. Newland
D. DobereinerSubmitted by: Muhammad Ali Kunbhar
- Acid present in acid rain may be_________________?
A. H2SO4
B. HNO3
C. both A and B
D. none of the above - Acid present in acid rain may be__________________?
A. H2SO4
B. HNO3
C. both A and B
D. none - The common thing in phthalic acid and oxalic acid is that both are_________________?
A. Aromatic
B. Dicarboxylic
C. Hydrocarbons
D. Strong acids - Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?
A. Phosphine
B. Phosphorus
C. Water
D. Phosphorus pentoxide - Phosphoric acid is a weak acid and its basicity is____________________?
A. 1
B. 3
C. zero
D. 2 - When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?
A. an acid
B. a dehydrating agent
C. an oxidizing agent
D. as sulphonating agent - Quantum number values for 3p orbitals are____________________?
A. n=3 l=2
B. n=3 l=0
C. n=3 l=1
D. n=3 l=3