A. electrovalent bond
B. co-ordinate bond
C. ionic bond
D. covalent bond

Correct Answer: Option B

B. co-ordinate bond

Explanation

When ammonia and hydrogen ion go into bonding, they form ammonium ion by combining with a dative/coordinate covalent bond.

SEE ALSO  In the diagram above, the curve that represents the production of oxgyen gas from the decomposition of KCIO3 in the presence of MnO2 catalyst is?

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