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Which of the Following Reactions Describes the Formation of a Molecular

Question 45

Multiple Choice

Which of the following reactions describes the formation of a molecular compound of hydrogen?


A) 2K(s) + H2(g) → 2KH(s)
B) 2Na(s) + H2(g) → 2NaH(s)
C) Sr(s) + H2(g) → SrH2(s)
D) Si(s) + 2H2(g) → SiH(g)
E) 2Al(s) + 3H2(g) → 2AlH3(s)

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