Essential Chemistry for IGCSE - Chemical Reactions (Section 6 - No. 7)
Which of the following is true for an exothermic reaction?
Energy is released.
The products have lower energy than the reactants.
ΔH is negative.
The temperature of the surroundings increases.
Explanation
Exothermic reactions release energy (heat), and products have lower energy than reactants. ΔH is negative, and the temperature of the surroundings increases.
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