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Chemical Bonding and Molecular Structure — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryChemical Bonding and Molecular Structure1 Mark
Question
NH3 and $\text{NH}^+_4$ have what covalencies?
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Answer

NH3 has covalency 3 because it forms 3 covalent bonds whereas in $\text{NH}^+_4$ 'N' has covalency 4 because it forms 4 covalent bodns.

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