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http://devour.com/video/beautiful-chemical-reactions/
Reactants
KI(aq) + Pb(NO3) (aq)
Products
K(NO3)(aq) + PbI (s)
use subscripts to balance each chemical formula (Pb+2)use coefficients to balance the equation
Mini-Quiz #1
Version A2Mg + O2 2MgO1. List the reactants2. List the products3. state the reaction in words4. what is magnesium's coefficient?
Version B2NaCl 2Na + Cl21. List the reactants2. List the products3. state the reaction in words4. What is sodium's coefficient?
Synthesis reactionX + Y XY
Decomposition reactionXY X + Y
Single displacement reactionXY + A AY + X
Double displacement reactionXY + AB XB + AY
CombustionX + O2 CO2 +
H2O
Mini Quiz #2 Version A: categorize the following equations
Mini Quiz #2 Version B: categorize the following equations
2
1
2
1
Mini Quiz #2 Version A: balance the following equations
Mini Quiz #2 Version B: balance the following equations
1
2
2
1
___Mg(s) + ___O2(g) ____MgO(s)
Appearance: _________ ____________________
Observations: ___________________________________________
Lab
___CaCO3(s) ___CaO(s) + ____CO2(g)
Appearance: ___________________ __________
Observations: ___________________________________________
Lab
___Zn(s) + ___HCl(aq) ___ZnCl2(aq) + ____H2(g)
Appearance: _________ ____________________ __________Observations: ___________________________________________
Lab
___Pb(NO3)2(aq) + ___KI(aq) ___PbI2(s) + ____KNO3(aq)
Appearance: _________ _________________________________Observations: ___________________________________________
Lab
What's the formula of:Barium chlorideSilver nitrateBarium nitrateSilver chlorideSodium
WaterSodium hydroxideHydrogenOxygenCarbon dioxide
Interpretation
Interpretation1. (front) ___Al + Cl2 ___ AlCl3Type:In words:
1. (back) Barium chloride reacts with silver (+1) nitrate to yield barium nitrate and silver chloride.
Equation:Type: