Solved: What is correct about energy changes during bond breaking and bond formation? |... [IB Chemistry (Old)]

Solved: What is correct about energy changes during bond breaking and bond formation? |... [IB Chemistry (Old)] | RevisionDojo

What is correct about energy changes during bond breaking and bond formation? | Answer | Bond breaking | Bond formation | |--------|-------------------------------------------|---------------------------------------------| | A | Exothermic and ΔH positive | Endothermic and ΔH negative | | B | Exothermic and ΔH negative | Endothermic and ΔH positive | | C | Endothermic and ΔH positive | Exothermic and ΔH negative | | D | Endothermic and ΔH negative | Exothermic and ΔH positive |

a. A

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Question

SLPaper 1A

What is correct about energy changes during bond breaking and bond formation?

Answer	Bond breaking	Bond formation
A	Exothermic and ΔH positive	Endothermic and ΔH negative
B	Exothermic and ΔH negative	Endothermic and ΔH positive
C	Endothermic and ΔH positive	Exothermic and ΔH negative
D	Endothermic and ΔH negative	Exothermic and ΔH positive

Chemistry (Old) International Baccalaureate (IB) Practice Question: What is correct about energy changes during bond breaking and bond formation? | Answer | Bond breaking | Bond formation...