The energy required to break one mole of Cl – Cl bonds in Cl2 is 242 kJ mol–1. The longest wavelength of light capable of breaking a single Cl – Cl bond is
Q. The energy required to break one mole of Cl – Cl bonds in Cl2 is 242 kJ mol–1. The longest wavelength of light capable of breaking a single Cl – Cl bond is
(c = 3 ´ 108 ms–1 and NA = 6.02 ´ 1023 mol–1)
A. 594 nm
B. 640 nm
C. 700 nm
D. 494 nm
Answer: 494 nm
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