Which is a balanced single replacement reaction?
A 3 Mg + 2 H20-3 MgO + 2 H2
B. 2 Mg + 3 H20—2 MgO + 3 H2
c. 2 Mg + H20—2 MgO + H2
D. Mg + 2 H20 — 2 MgO + H2
E. Mg + H20 — MgO + H2

Respuesta :

I’m almost positive the answer is E

The statement of balanced single replacement reaction is "Mg + H2O → MgO + H2."

What is single replacement reaction?

A single-displacement reaction, also defined as a single replacement reaction or an exchange reaction, occurs when one element in a molecule is displaced by another.

A substitution reaction occurs when one element is swapped for another element. In the given reaction, hydrogen atom is replaced by magnesium atom to produce magnesium oxide.

Mg + H2O → MgO + H2

Hence the correct option is E.

Learn more about single replacement reaction here

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