8th Grade Balanced Or Unbalanced Question Preview (ID: 22358)


Determine Whether The Following Chemical Equations Are BALANCED Or UNBALANCED. TEACHERS: click here for quick copy question ID numbers.

Which of the following follows the Law of Conservation of Matter?
a) 3H2 + 3O2 yields 3H2O
b) C + 4H2 yields CH4
c) 2Na + Cl yields NaCl
d) C2H4 + 3O2 yields 2CO2 + 2H2O

2Mg + O2 yields 2MgO
a) BALANCED
b) UNBALANCED
c)
d)

BaCl2 + H2SO4 yields BaSO4 + HCl
a) BALANCED
b) UNBALANCED
c)
d)

CaCl2 + NaHCO3 yields CaCO3 + NaCl + H2O + CO2
a) BALANCED
b) UNBALANCED
c)
d)

Zn + 2HCl yields ZnCl2 + H2
a) BALANCED
b) UNBALANCED
c)
d)

CH4 + 4Cl2 yields CCl4 + 4HCl
a) BALANCED
b) UNBALANCED
c)
d)

CH4 + O2 yields CO2 + H2O
a) BALANCED
b) UNBALANCED
c)
d)

NaOH + H2SO4 yields Na2SO4 + H2O
a) BALANCED
b) UNBALANCED
c)
d)

Mg + Cl2 yields MgCl2
a) BALANCED
b) UNBALANCED
c)
d)

In the following chemical formula, how many Nitrogen atoms are there? 2AgNO3
a) 0
b) 1
c) 2
d) 3

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