of the reactions below, which one is a decomposition reaction?
A. NH4Cl---> NH3 +HCl
B. 2Mg + O2--> 2MgO
C. 2N2 + 3H2--> 2NH3
D. 2CH4 + 4O2--> 2CO2 + 4H2O
E. Cd(NO3)2 + Na2S--> CdS + 2NaNO3
2006-10-10 05:05:50 · 4 answers · asked by ohman33 1 in Science & Mathematics ➔ Chemistry
A-
decompose = break down = break apart
this particular reaction would never happen in real life
2006-10-10 05:11:20 · answer #1 · answered by Slave to JC 4 · 1⤊ 0⤋
a million. Synthesis (or mixture) - combining 2 or extra beneficial factors to make a single substance 2. Double substitute - 2 compounds "exchange companions" 3. Decomposition - splitting a single substance aside 4. Synthesis
2016-12-13 05:43:34 · answer #2 · answered by Anonymous · 0⤊ 0⤋
Clearly the first one. The answer is A.
2006-10-10 05:18:03 · answer #3 · answered by Anonymous · 0⤊ 0⤋
A
2006-10-10 05:12:12 · answer #4 · answered by Scott S 4 · 0⤊ 0⤋