2Word Equations

Phase Symbols

• Are subscripts that indicate the phase of the chemical

Phase Symbols

• Are subscripts that indicate the phase of the chemicalE.g (s) solid state; Fe(s)

Phase Symbols

• Are subscripts that indicate the phase of the chemicalE.g (s) solid state; Fe(s)

(l) liquid state; H2O(l)

Phase Symbols

• Are subscripts that indicate the phase of the chemicalE.g (s) solid state; Fe(s)

(l) liquid state; H2O(l)

(g) gaseous state; O2(g)

Phase Symbols

• Are subscripts that indicate the phase of the chemicalE.g (s) solid state; Fe(s)

(l) liquid state; H2O(l)

(g) gaseous state; O2(g)

(aq) means aqueous or substance is dissolved in

water; NaCl(aq)

Chemical equations from Word Equations

Chemical equations from Word Equations

• In Chemistry 11, a solution means something is dissolved in water. Therefore, the phase is aqueous.

Chemical equations from Word Equations

• In Chemistry 11, a solution means something is dissolved in water. Therefore, the phase is aqueous.

• Must include phase symbols and balance the equation

Chemical equations from Word Equations

• In Chemistry 11, a solution means something is dissolved in water. Therefore the phase is aqueous.

• Must include phase symbols and balance the equation

• Diatomic molecules: H2, N2, O2, F2, Cl2, Br2, I2

Chemical equations from Word Equations

A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Chemical equations from Word Equations

A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Chemical equations from Word Equations

E.g.A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Ba3(PO4)2(aq)

Chemical equations from Word Equations

E.g.A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Ba3(PO4)2(aq)+ Na2SO4(aq)

Chemical equations from Word Equations

A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Ba3(PO4)2(aq)+ Na2SO4(aq) BaSO4(s)

Chemical equations from Word Equations

A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Ba3(PO4)2(aq)+ Na2SO4(aq) BaSO4(s)+

Na3PO4(aq)

Chemical equations from Word Equations

A solution of barium phosphate is mixed with aqueous sodium sulphate to yield solid barium sulphate and aqueous sodium phosphate.

Ba3(PO4)2(aq)+ Na2SO4(aq) BaSO4(s)+

Na3PO4(aq)

33 2

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3 + HCl

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3 + HCl CO2

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3 + HCl CO2 + AlCl3

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3 + HCl CO2 + AlCl3 + H2O

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3(s) + HCl(aq) CO2(g) + AlCl3(aq) + H2O(l)

Write a balanced equation with phase symbols.

A solution of aluminum chloride, carbon dioxide, and water can be prepared mixing pure aluminum carbonate with a solution of hydrochloric acid.

Al2(CO3)3(s) + 6HCl(aq) 3CO2(g) + 2AlCl3(aq) + 3H2O(l)