Question

14. Classifying The following are balanced

equations for chemical reactions. Classify
each of the equations as synthesis,
decomposition, or replacement.
a. 2 Al + Fe₂O3-
→2 Fe + Al₂O3
b. 2 Ag+S →→→→ Ag₂S
c. CaCO3 → CaO + CO,
d. 2 NO + O₂ → 2 NO₂
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Answer 1

a. 2 Al + Fe₂O3-

→2 Fe + Al₂O3

b. 2 Ag+S →→→→ Ag₂S

c. CaCO3 → CaO + CO,

d. 2 NO + O₂ → 2 NO₂

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