Answers

2016-01-30T07:22:31+05:30
It is exothermic Cuz delta H Is -ve
0
  • qais
  • Content Quality
2016-01-30T10:36:58+05:30
Combustion reactions are almost always exothermic as they liberate heat , i.e. ΔG = negative.
So the reaction,
S + O2 --------> SO2  is a combustion reaction and so exothermic. 
It is also an oxidation reaction, as oxidation number of sulfur increased here ( 0 to +2).
0