36. (a) HF has higher boiling point than HCI (b) Acetic acid dimerises in benzene due to
H-Bond
(c) C -C Bond order in benzene is 1.5
(d) sigma* 2s orbital have high energy than sigma 2pz in
CO molecule .
Correct statements is/are
(1) (b) & (d) only
(3) (b) only
(2) (a) & (d) only
(4) All are correct

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?