Review of Science 10 Dissociation and Word Equations

All ionic compounds and acids dissociate (break up into ions) when dissolved in water E.g. Ca and NO 2 Polyatomic ion Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) calcium nitrite Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) Ca 2+ calcium nitrite Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) Ca 2+ + calcium nitrite Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) Ca NO 2 - calcium nitrite Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) Ca 2+ (aq) + 2 NO 2 - calcium nitrite Dissociation equations

All ionic compounds and acids dissociate or break up into ions when dissolved in water E.g. Ca and NO 2 Ca 2+ NO 2 - NO 2 - Ca(NO 2 ) 2(s) Ca 2+ (aq) + 2 NO 2 - (aq) calcium nitrite Dissociation equations

Phase Symbols Are subscripts that indicate the phase of the chemical

Phase Symbols Are subscripts that indicate the phase of the chemical E.g (s) solid state; Fe (s)

Phase Symbols Are subscripts that indicate the phase of the chemical E.g (s) solid state; Fe (s) (l) liquid state; H 2 O (l)

Phase Symbols Are subscripts that indicate the phase of the chemical E.g (s) solid state; Fe (s) (l) liquid state; H 2 O (l) (g) gaseous state; O 2 (g)

Phase Symbols Are subscripts that indicate the phase of the chemical E.g (s) solid state; Fe (s) (l) liquid state; H 2 O (l) (g) gaseous state; O 2 (g) (aq) means aqueous or substance is dissolved in water; NaCl ( aq)

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: H 2, N 2, O 2, F 2, Cl 2, Br 2, I 2

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.

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.

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. Ba 3 (PO 4 ) 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. Ba 3 (PO 4 ) 2(aq) + Na 2 SO 4(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. Ba 3 (PO 4 ) 2(aq) + Na 2 SO 4(aq)  BaSO 4(s)

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. Ba 3 (PO 4 ) 2(aq) + Na 2 SO 4(aq)  BaSO 4(s) + Na 3 PO 4(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. Ba 3 (PO 4 ) 2(aq) + Na 2 SO 4(aq)  BaSO 4(s) + Na 3 PO 4(aq) 332

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. Al 2 (CO 3 ) 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. Al 2 (CO 3 ) 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. Al 2 (CO 3 ) 3 + HCl  CO 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. Al 2 (CO 3 ) 3 + HCl  CO 2 + AlCl 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. Al 2 (CO 3 ) 3 + HCl  CO 2 + AlCl 3 + H 2 O

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. Al 2 (CO 3 ) 3(s) + HCl (aq)  CO 2(g) + AlCl 3(aq) + H 2 O (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. Al 2 (CO 3 ) 3(s) + 6HCl (aq)  3CO 2(g) + 2AlCl 3(aq) + 3H 2 O (l)

Write a balanced equation with phase symbols. Solid sucrose reacts with oxygen to produce carbon dioxide gas, water, and energy. The catalyst H 2 SO 4 initiates the reaction. C 12 H 22 O 11 + O 2 CO 2 + H 2 O + energy

Write a balanced equation with phase symbols. Solid sucrose reacts with oxygen to produce carbon dioxide gas, water, and energy. The catalyst H 2 SO 4 initiates the reaction. C 12 H 22 O 11(s) + O 2(g) CO 2(g) + H 2 O (l) + energy

Write a balanced equation with phase symbols. Solid sucrose reacts with oxygen to produce carbon dioxide gas, water, and energy. The catalyst H 2 SO 4 initiates the reaction. C 12 H 22 O 11(s) + 12O 2(g) 12CO 2(g) + 11H 2 O (l) + energy

Write a balanced equation with phase symbols. Solid sucrose reacts with oxygen to produce carbon dioxide gas, water, and energy. The catalyst H 2 SO 4 initiates the reaction. C 12 H 22 O 11(s) + 12O 2(g) 12CO 2(g) + 11H 2 O (l) + energy The catalyst goes on top of the arrow H 2 SO 4