Molecular hydrides are classified as electron deficient, electron precise and electron rich compounds. Explain each type with two examples.
Molecular hydrides are classified as electron deficient, electron precise and electron rich compounds. Explain each type with two examples.
This is a short answer type question as classified in NCERT Exemplar
(a) Electron deficient hydrides are those that lack sufficient number of electrons to form typical covalent bonds. Group 13 hydrides, for example (BH3, AlH3, etc.).
(b) Electron precise: Electron precise hydrides are those that hav
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H2S has minimum boiling point.
PbS + 4H2O2->PbSO4 + 4H2O.
Volume strength of H2O2 = Molarity * 11.2
HF molecules are associated with strong intermolecular hydrogen bonding hence its boiling point is the highest
Compound Melting Point (K)
HF 190
HCl
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Chemistry NCERT Exemplar Solutions Class 11th Chapter Nine 2025
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