MV Chemical Reactions Question Preview (ID: 19510)


Reviews Composition, Decomposition, Single Replacement, And Double Replacement. The -------- Are The Same As Arrows, The Program Does Not Allow Arrows. Sorry. TEACHERS: click here for quick copy question ID numbers.

New substances formed in a chemical reaction are called
a) coefficients
b) products
c) subscripts
d) reactants

Numbers placed in front of formulas in an equation are called
a) coefficients
b) products
c) subscripts
d) reactants

_____N2 + ____Cl2 ---- ____NCl3
a) composition
b) decomposition
c) single replacement
d) double replacement

____ Mg + ____CO2 ------- ____C + _____ MgO
a) composition
b) decomposition
c) single replacement
d) double replacement

_____Al2O3 ------ _____Al + _____ O2
a) composition
b) decomposition
c) single replacement
d) double replacement

____MgO -------- ____Mg + ____O2
a) composition
b) decomposition
c) single replacement
d) double replacement

____Al + ____O2 -------- ____Al2O3
a) composition
b) decomposition
c) single replacement
d) double replacement

___Zn + __H2SO4 -------- __ZnSO4 + ___H2
a) composition
b) decomposition
c) single replacement
d) double replacement

____Cl2 + ____KI -------- ____KCl + ____I2
a) composition
b) decomposition
c) single replacement
d) double replacement

____CuCl -------- ____Cu + ____Cl2
a) composition
b) decomposition
c) single replacement
d) double replacement

____Na + ____Cl2 -------- ____NaCl
a) composition
b) decomposition
c) single replacement
d) double replacement

____Al + ____HCl -------- ____AlCl3 + ____H2
a) composition
b) decomposition
c) single replacement
d) double replacement

____Fe2O3 -------- ____Fe + ____O2
a) composition
b) decomposition
c) single replacement
d) double replacement

____ZnCl2 + ____(NH4)2S -------- ____ZnS + ____ NH4Cl
a) composition
b) decomposition
c) single replacement
d) double replacement

_____NaBr + _____BaCl2 --------
a) composition
b) decomposition
c) single replacement
d) double replacement

_____KF + _____Br2 --------
a) composition
b) decomposition
c) single replacement
d) double replacement

_____Fe (III) + _____HCl --------
a) composition
b) decomposition
c) single replacement
d) double replacement

_____AgNO3 + _____HCl --------
a) composition
b) decomposition
c) single replacement
d) double replacement

_____MgCO3 --------
a) composition
b) decomposition
c) single replacement
d) double replacement

_____MgO ---------
a) composition
b) decomposition
c) single replacement
d) double replacement

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