Chemistry

Problem

Rank the following processes from greatest to least extent of chemical bond breaking per mole of original substance. A. Photodissociation of

Cl_2(\text{g})

2\,Cl(\text{g})

radicals B. Melting of

NaCl(\text{s})

C. Vaporization of

H_2O(\text{l})

Which ranking is correct? a)

B > A > C

A > B > C

A > C > B

C > B > A