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In which of the following compounds does hydrogen form ionic compounds?

Chemistry
WAEC 2018

In which of the following compounds does hydrogen form ionic compounds?

  • A. CH\(_{4}\)
  • B. HCl
  • C. NH\(_{3}\)
  • D. NaH
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Correct Answer: Option D
Explanation

The bonding between a non-metal and a metal is an ionic bonding. In metal hydrides, Hydrogen takes on the ionic charge of -1, hence forming an ionic bond with the metals.

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