The electrostatic repulsion between electron pairs such as lone pair - lone pair (l.p. - l.p.), bond pair - bond pair (b.p. - b.p.) and lone pair - bond pair (l.p. - b.p.) in a given valence shell decreases in the order of _______.

Asked in MPSC CS Prelims 2022 · Topic: Inorganic Chemistry (Chemical Bonding and Molecular Structure)

1. l.p. - l.p. < l.p. - b.p. < b.p. - b.p.
2. l.p. - l.p. > l.p. - b.p. > b.p. - b.p.
3. b.p. - b.p. < l.p. - l.p. < l.p. - b.p.
4. l.p. - b.p. > b.p. - b.p. > l.p. - l.p.

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