A. Bonding theory
B. Band theory
C. Antibondingtheory
D.π and σ bonding theory
A. Different wavelength
B. Different colours
C. Different intensities
D. all have little contribution
A. Sodium and Lithium
B. Lithium and magnesium
C. Lithium and beryllium
D. Boron and Beryllium
A. halogenation
B. dehalogenation
C. dehydrohalogenation
D. hydrohalogenation
A. 110Kcal/mol
B. 106Kcal/mol
C. 104Kcal/mol
D. 150KJcal/mol
A. Pi
B. Sigma
C. Both
D. Neither
A. I and II quadrant
B. II and III quadrant
C. III and IV quadrant
D. II and IV quadrant