Breaking a bond is endothermic. Energy is taken in to break a chemical bond. ... Forming a bond is exothermic. Energy is released when a chemical bond is formed. |
16 янв. 2024 г. · Each chemical bond has specific bond energy associated with it · This is the amount of energy required to break the bond or the amount of energy ... |
Rearrange to give; ∑(bonds formed) = ∆rHo -∑(bonds broken). ∑(bonds formed) = -242 – (436 + 498/2) = -927 kJ. Don't forget the bonds formed are 2 x O-H in H2O ... |
13 мая 2020 г. · The process of bond formation, being the opposite of bond breaking, always releases energy. That is, lowers the energy of the system. |
7 февр. 2018 г. · Breaking a bond is endothermic. Energy is taken in to break a chemical bond. E.g. H−H(g)→H(g)+H(g), whereby ΔH=+436 kJ mol−1 436 kJ of ... |
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