Middle School

Burning magnesium gives us magnesium oxide. This is an example of a _____ reaction. ______ is the common element involved with all chemical reactions of this kind.

Blank 1:
A. Combustion
B. Decomposition
C. Replacement
D. Synthesis

Blank 2:
A. Carbon
B. Hydrogen
C. Magnesium
D. Oxygen

Answer :

1 decomposition 2 oxygen

Answer:its {Combustion and Oxygen}

Explanation: combustion means to burn something and as we all know you need oxygen for anything to burn or catch fire

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