Balancing Equations and Types of Reactions

Front

Is the equation balanced?: 2H₂O + O₂ --> 4MgO + 3Fe

Back

No

Front

Balance this equation
_N₂ + _H₂ --> _NH₃

Back

1,3,2

Front

How many atoms of aluminum are on each side of the following equation: 4Al + 3O₂--> 2Al₂O₃

Back

4

Front

Balance this equation
_Zn+_HCl-->_ZnCl₂ +_H₂

Back

1,2,1,1

Front

Balance this equation.
_Mg + _Cl₂ --> _MgCl₂

Back

already balanced

Front

Balance this equation:
P₄+O₂  -->  P₂O₃

Back

P₄+ 3 O₂ --> 2 P₂O₃

Front

What type of reaction is this: PbCl₂ + AgNO₃ → Pb(NO₃)₂ + AgCl? Options: Synthesis, Decomposition, Single Replacement, Double Replacement

Back

Double Replacement

Front

What type of reaction is NH₃ + HCl  → NH₄Cl? Options: Synthesis, Decomposition, Single Replacement, Double Replacement

Back

Synthesis

Front

What type of chemical reaction is this?
Al(OH)₃ → Al₂O₃  + H₂O

Back

Decomposition

Front

3Ca + 2AlCl₃ --> 3CaCl₂ + 2Al Options: Synthesis, Decomposition, Single Displacement, Double Displacement

Back

Single Displacement