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You can create printable tests and worksheets from these Grade 9 Reactions questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Which of the following is a balanced equation?
1. $3 N_2 + 3 H_2$ $rarr$ $2 NH_3$
2. $2 O_2 + 3 H_2$ $rarr$ $2 H_2O$
3. $2 K + Cl_2$ $rarr$ $2 KCl$
Which of the following is a balanced equation?
1. $3 N_2 + 3 H_2$ $rarr$ $2 NH_3$
2. $4 Al + 6 HCl$ $rarr$ $3 H_2 + 2 AlCl_3$
3. $2 O_2 + 3 H_2$ $rarr$ $2 H_2O$
4. $2 K + Cl_2$ $rarr$ $2 KCl$
Identify the reactant(s) in the chemical reaction: $CO_2 + H_2O rarr H_2CO_3$.
1. $CO_2 and H_2O$
2. $CO_2, H_2O, and H_2CO_3$
3. $H_2CO_3$
Identify the reactant(s) in the chemical reaction: $CO_2 + H_2O rarr H_2CO_3$.
1. $CO_2$
2. $CO_2 and H_2O$
3. $CO_2, H_2O, and H_2CO_3$
4. $H_2CO_3$
Which is an example of a chemical reaction?
1. ice melting
2. wood burning
3. glass breaking
4. sugar dissolving in water
Which cannot take place during a chemical reaction?
1. Formation of new atoms
2. Bonds breaking between atoms
3. Formation of new molecules
4. Bonds forming between atoms
Which is an example of a chemical reaction?
1. ice melting
2. wood burning
3. sugar dissolving in water
What is the type of the reaction below?

$2Fe + O_2 rarr 2FeO$
1. Decomposition
2. Synthesis
3. Single displacement
4. Double displacement