Question

look at the given chemical equation and answer the following question: CH⁴(g) +O²(g) ------ CO²(g) + 2H²O(g) +heat write the physical states of reactants and products.​

Answer 1

Answer:

Correct option is

C

(i) is exothermic and (ii) is endothermic

For an exothermic reaction (ΔH=negative)

For an endothermic reaction (ΔH=positive)

(i) is exothermic and (ii) is endothermic