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SCH3U
Word Equations and Chemical Equations
Practice Writing Chemical Equations from Word Equations
Write the skeletal equation for the following reactions. Be sure to include the proper states of
matter by using the appropriate subscripts. You do not need to balance the equation. If the
reaction does not occur write NO REACTION (NR)
1.
2.
3.
4.
5.
6.
7.
Magnesium metal burns in air to produce solid magnesium oxide.
Sodium metal reacts with chlorine gas to produce crystalline sodium chloride.
Solid iron reacts with solid sulfur to produce iron (II) sulphide crystals.
Solid lead reacts with oxygen to produce solid lead (IV) oxide.
Hydrogen gas reacts with sulphur to produce hydrogen sulphide gas.
Liquid hydrogen peroxide breaks down into water and oxygen.
When lithium hydroxide pellets are added to a solution of sulphuric acid, dissolved lithium sulphate and
water are formed.
8. When crystalline C6H12O6 (glucose) is burned in oxygen, carbon dioxide and water are formed.
9. If a copper coil is placed into a solution of silver nitrate, silver crystals form on the surface of the copper.
Additionally, highly soluble copper (I) nitrate is generated.
More Practice Writing Chemical Equations from Word Equations
Write the word and then the balanced equation for the following reactions. Be sure to include the proper
states of matter by using the appropriate subscripts. All reactions will occur for these examples.
1)
2)
3)
Zinc metal and a solution of lead (II) nitrate react to form a solution of zinc nitrate and solid lead.
Aluminum bromide salt and chlorine gas react to form aluminum chloride crystals and bromine gas.
Aqueous solutions of sodium phosphate and calcium chloride react to form solid calcium phosphate
and a solution of sodium chloride.
Potassium metal and chlorine gas combine to form crystalline potassium chloride.
Aluminum metal and hydrochloric acid reacts to form aqueous aluminum chloride and hydrogen gas.
Solutions of calcium hydroxide and phosphoric acid react to form dissolved calcium phosphate and
water.
Copper metal and sulfuric acid react to form solid copper (II) sulfate and water and sulfur dioxide.
Hydrogen gas and gaseous nitrogen monoxide react to form water and nitrogen gas.
4)
5)
6)
7)
8)
SCH3U
Word Equations and Chemical Equations
Practice Writing Chemical Equations from Word Equations
Write the word and skeletal equation for the following reactions. Be sure to include the proper
states of matter by using the appropriate subscripts. You do not need to balance the equation. If
the reaction does not occur write NO REACTION (NR)
10. Magnesium metal burns in air to produce solid magnesium oxide.
11. Sodium metal reacts with chlorine gas to produce crystalline sodium chloride.
12. Solid iron reacts with solid sulfur to produce iron (II) sulphide crystals.
13. Solid lead reacts with oxygen to produce solid lead (IV) oxide.
14. Hydrogen gas reacts with sulphur to produce hydrogen sulphide gas.
15. Liquid hydrogen peroxide breaks down into water and oxygen.
16. When lithium hydroxide pellets are added to a solution of sulphuric acid, dissolved lithium sulphate and
water are formed.
17. When crystalline C6H12O6 (glucose) is burned in oxygen, carbon dioxide and water are formed.
18. If a copper coil is placed into a solution of silver nitrate, silver crystals form on the surface of the copper.
Additionally, highly soluble copper (I) nitrate is generated.
More Practice Writing Chemical Equations from Word Equations
Write the word and then balanced equation for the following reactions. Be sure to include the proper states of
matter by using the appropriate subscripts. All reactions will occur for these examples.
1)
2)
3)
4)
5)
6)
7)
8)
Zinc metal and a solution of lead (II) nitrate react to form a solution of zinc nitrate and solid lead.
Aluminum bromide salt and chlorine gas react to form aluminum chloride crystals and bromine gas.
Aqueous solutions of sodium phosphate and calcium chloride react to form solid calcium phosphate
and a solution of sodium chloride.
Potassium metal and chlorine gas combine to form crystalline potassium chloride.
Aluminum metal and hydrochloric acid reacts to form aqueous aluminum chloride and hydrogen gas.
Solutions of calcium hydroxide and phosphoric acid react to form dissolved calcium phosphate and
water.
Copper metal and sulfuric acid react to form solid copper (II) sulfate and water and sulfur dioxide.
Hydrogen gas and gaseous nitrogen monoxide react to form water and nitrogen gas.