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

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Q:10

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 N_A = 6.02 × 10²³ mol^–1)

594 nm

640 nm

700 nm

494 nm

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Which one of the following sets of ions represents a collection of isoelectronic species?

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