Which of the following equations is NOT balanced?

By: |Published on: Apr 16|Categories: Chemistry NECO| 0 comments

A. CH4(g) + 2O2(g) → CO2(g) + 2H2O(g)

B. CU(S) + HNO3(aq) → Cu(NO3)2(aq) + 4H2O(I) + NO(g)

C. 2KCIO3(s) → 2KCI(s)+ 3O2(g)

D. NaH(s) + H2O(1) → NaOH(aq) +H2(g)

E. Na2SO4(aq) + BaCl2(aq) → BaSO4(s) + 2NaCl(aq)

Correct Answer:

Option B – CU(S) + HNO3(aq) → Cu(NO3)2(aq) + 4H2O(I) + NO(g)

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