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When O2 is adsorbed on a metallic surfac...

When `O_2` is adsorbed on a metallic surface, electron transfer occurs from the metal to `O_2`. The TRUE statement(s) regarding this adsorption is (are)

A

`O_2` is physisorbed

B

heat is released

C

occupancy of `pi_(2p)^(**)` of `O_2` is increased

D

bond length of `O_2` is increased.

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
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  2. The given graphs/data I, II, III and IV represent general trends obser...

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  3. When O2 is adsorbed on a metallic surface, electron transfer occurs fr...

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  5. Which mixture is used to dissolve precious metal gold?

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  6. Fill in the blanks with appropriate answer- Mixture of conc. nitric ac...

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  7. State whether the statement is true or false- Mixture of concentrated ...

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  13. The nucleus of an atom has 5 protons and 6 neutrons. What would be the...

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