Identify the electron-rich hydrides from the | vedclass

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(C) Electron-rich hydrides are those which have one or more lone pairs of electrons on the central atom.These are typically formed by elements of grou

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$NH_3, H_2O$

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(C) Electron-rich hydrides are those which have one or more lone pairs of electrons on the central atom.These are typically formed by elements of groups $15, 16,$ and $17$.Examples include $NH_3$ (one lone pair),$H_2O$ (two lone pairs),and $HF$ (three lone pairs).In the given options,$NH_3$ and $H_2O$ are electron-rich hydrides.$B_2H_6$ and $AlH_3$ are electron-deficient hydrides.$NaH$ and $MgH_2$ are saline or ionic hydrides.$CH_4$ and $SiH_4$ are electron-precise hydrides.

Identify the electron-rich hydrides from the following.

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