Given that the reaction 2Na 2 O (s) → 4Na(s) + 2O 2 (g) is endothermic, which of the following is true of the reaction 4Na(s) + 2O 2 (g) → 2Na 2 O(s)?

The reverse reaction of an endothermic process is exothermic, and typically has a lower activation energy compared to the endothermic forward reaction.

Given that the reaction 2Na 2 O (s) → 4Na(s) + 2O 2 (g) is endothermic, which of the following is true of the reaction 4Na(s) + 2O 2 (g) → 2Na 2 O(s)?

The reverse reaction of an endothermic process is exothermic, and typically has a lower activation energy compared to the endothermic forward reaction.

Solved

Given That the Reaction 2Na₂O (S) → 4Na(s) + 2O₂(g)

Question 29

Multiple Choice

Given that the reaction 2Na₂O (s) → 4Na(s) + 2O₂(g) is endothermic, which of the following is true of the reaction 4Na(s) + 2O₂(g) → 2Na₂O(s) ?

A) Its activation energy is lower than that of 2Na₂O(s) → 4Na(s) + 2O₂(g) .
B) Its activation energy is the same as that of 2Na₂O(s) → 4Na(s) + 2O₂(g) .
C) Its activation energy is higher than that of 2Na₂O(s) → 4Na(s) + 2O₂(g) .
D) There is no relationship between its activation energy and that of 2Na₂O(s) → 4Na(s) + 2O₂(g) .