Is this right?

[OnlyDrilling]

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Is this correct?
Bond breaking is + DH
Bond forming is - DH

Thanks!!

 

[klutzy1987]

Generally yes that is correct. There are exceptions to every rule. If you are going tom bond 2 things that do not want to be bonded then you are ging to have to force them to bond. That requires energy. This type f bond would be a +DH.