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Chemical Reactions (aka Chemical Changes)
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http://devour.com/video/beautiful-chemical-reactions/
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Chemical Equations AB2 + 2CD AD2 + 2CB
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Reactants 2KI(aq) + Pb(NO3)2(aq) Products 2K(NO3)(aq) + PbI2(s)
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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
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Mg + 2HCl MgCl2 + H2
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Mini-Quiz #1 Version A 2Mg + O2 2MgO 1. List the reactants 2. List the products 3. state the reaction in words 4. what is magnesium's coefficient? Version B 2NaCl 2Na + Cl2 1. List the reactants 2. List the products 3. state the reaction in words 4. What is sodium's coefficient?
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Synthesis reaction X + Y XY Decomposition reaction XY X + Y Single displacement reaction XY + A AY + X Double displacement reaction XY + AB XB + AY Combustion X + O2 CO2 + H2O
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Mini Quiz #2 Version A: categorize the following equations Mini Quiz #2 Version B: categorize the following equations 2 1 2 1
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Mini Quiz #2 Version A: balance the following equations Mini Quiz #2 Version B: balance the following equations 1 2 2 1
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___Mg(s) + ___O2(g) ____MgO(s) Appearance:___________________ __________ Observations:___________________________________________ Lab
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___CaCO3(s) ___CaO(s) + ____CO2(g) Appearance:_________ ____________________ Observations:___________________________________________ Lab
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___Zn(s) + ___HCl(aq) ___ZnCl2(aq) + ____H2(g) Appearance:_____________________________ __________ Observations:___________________________________________ Lab
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___Pb(NO3)2(aq) + ___KI(aq) ___PbI2(s) + ____KNO3(aq) Appearance:___________________ _______________________ Observations:___________________________________________ Lab
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Diatomic Gases (never by themselves) O2, I2, H2, Br2, N2, F2, Cl2 Oh I Had Better Not Fail Class
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What's the name of: H2 O2 H20 Al Cl2 AlCl3 Fe CuSO4 FeSO4 Cu MgCl2 AgNO3 Mg(NO3)2 Interpretation
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What's the formula of: Barium chloride Silver nitrate Barium nitrate Silver chloride Sodium W ater Sodium hydroxide Hydrogen Oxygen Carbon dioxide Interpretation
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1. (front)___Al + Cl2 ___ AlCl3 Type: In words: 1. (back)Barium chloride reacts with silver (+1) nitrate to yield barium nitrate and silver chloride. Equation: Type:
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4. Water and carbon dioxide react to yield glucose (C6H12O6) and oxygen. equation: type:
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