Which of the following statements is correct?
(i) Elements of group 15 form electron deficient hydrides.
(ii) All elements of group 14 form electron precise hydrides.
(iii) Electron precise hydrides have tetrahedral geometries.
(iv) Electron rich hydrides can act as Lewis acids.

Answers (1)

 The answer is the option (ii) and (iii) All elements of group 14 form electron precise hydrides and electron precise hydrides have tetrahedral geometries.

All group 14 elements are tetrahedral in terms of geometry and form their own Lewis structures. They are electron precise hydrides which have enough number of electrons.

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