Entering Coefficients

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Entering Coefficients
O2 2 H2 ---gt 2 H2O Enter 122 (NOT 22)
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Chemical Jeopardy
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Naming
Formulas
All Mixed Up
Bonding
Precipitate Rxns
Balancing
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Final Jeopardy Question
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Naming 500 pts

• What is the name of H2O ?
• hydrogen oxide
• dihydrogen monoxide
• dihydride monoxide
• hydride monoxide

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5
Naming 400 pts

• What is the name Cu2S?
• copper sulfide
• copper(I) sulfide
• copper(II) sulfide
• dicopper monosulfide

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6
Naming 300 pts

• What is the name of SnS2?
• tin disulfide
• tin(IV) sulfide
• tin(II) sulfide
• tin sulfide

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7
Naming 200 pts

• What is the name of Pb(NO3)2 ?
• lead nitrate
• lead(II) nitrate
• lead dinitrate

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8
Naming 100 pts

• What is the name of NO3?
• nitrogen oxide
• nitrogen trioxide
• nitrate

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9
Formulas 500 pts

• Fe3 and SO4-2
• FeSO4
• Fe3(SO4)2
• Fe2(SO4)3
• 2Fe3(SO4)

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10
Formulas 400 pts

• NH4 and CO3-2
• NH4(CO3)2
• (NH4)2CO3
• (NH4)3(CO3)2
• The name of a chemical process
• The efficiency of a reaction
• The amount of error in the reaction

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11
Formulas 300 pts

• Cu2 and NO3-
• Cu2NO3
• Cu(NO3)2
• Cu3(NO3)2

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12
Formulas 200 pts

• Mg2 and P-3
• MgP
• Mg2P3
• Mg3P2

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Formulas 100 pts

• Mg2 and OH-
• Mg(OH)2
• MgOH
• Mg2OH

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14
Precipitate Rxns 500 pts

• What is the net ionic equation for Na2CO3 (aq)
  KOH(aq)?
• Na (aq) OH- (aq) ? NaOH(s)
• 2K (aq) CO3-2(aq) ? K2CO3(s)
• None of the above.

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15
Precipitate Rxns 400 pts

• What solid is formed from
• aqueous solutions of Na2CO3 and
• MgCl2?
• NaCl
• MgCO3
• Na2Cl2
• MgCl2
• Na2CO3

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16
Molar Road Trips 300 pts

• Which of the following are soluble in water?
• KClO3
• KCl
• C.AgCl
• D.Ag2CO3

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Precipitate Rxns 200 pts

• Will a reaction take place between NaCl(aq) and
  KCl(aq)?
• Yes
• No

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18
Precipitate Rxns 100 pts

• What is the net ionic equation for the
• following reaction?
• AgNO3 (aq) KBr (aq)
• Ag (aq) Br- (aq) ? AgBr
• Ag (aq) K- (aq) ? AgK
• NO3- (aq) Br (aq) ? BrNO3
• Ag (aq) Br- (aq) ? BrAg

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19
Bonding 500 pts

• What kind of bonding exists in the compound
  Al(OH)3?
• Ionic
• Covalent
• Both Ionic and Covalent

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20
Bonding 400 pts

• Which of the following substances
• have ionic bonding?
• AlF3
• SO3
• C. NaOH
• D. NH3

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21
Bonding 300 pts

• Which of the following have
• covalent bonding?
• Br2
• AlBr3
• NaI
• NI3

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22
Bonding 200 pts

• How many electrons are shared
• between each carbon and chlorine
• atom in CCl4?
• 0
• 1
• 2
• 4

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23
Bonding 100 pts

• How many electrons does nitrogen want to
• gain or lose to be like a noble gas?
• 0
• 1
• 2
• 3
• 4

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24
Balancing 500 pts
Provide the coefficients for the equation
below. ? C2H6 ? O2 ---gt ? H2O ? CO2
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25
Balancing 400 pts
Provide the coefficients for the equation
below. ? Fe2O3 ? H2SO4 ---gt ? Fe2(SO4)3 ? H2O
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Balancing 300 pts
Provide the coefficients for the equation
below. ? Al ? O2 ---gt ? Al2O3
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Balancing 200 pts
Provide the coefficients for the equation
below. ? H2 ? CO2 ---gt ? CH4 ? H2O
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Balancing 100 pts
Provide the coefficients for the equation
below. ? H2 ? N2 ---gt ? NH3
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All Mixed Up! 500 pts
How many ions are present in one molecule of
sodium chromate? A. 2 B. 3 C. 4 D. 6 E. 7
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All Mixed Up! 400 pts

• How many atoms are present in one molecule of
  sodium chromate?
• 2
• 3
• 4
• 6
• 7

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31
All Mixed Up 300 pts

• When sugar dissolves in water a chemical
• reaction is taking place.
• True
• False

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32
All Mixed Up! 200 pts

• Which of the following are diatomic elements?
• Nitrogen
• Hydrogen
• Sodium
• Oxygen
• Silicon

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33
All Mixed Up 100 pts

• The number of molecules are ALWAYS conserved in a
  reaction.
• True
• False

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34
Final Jeopardy

• If you have solid calcium phosphate,
• solid sodium chloride, and an
• unlimited supply of water what can
• you produce?
• solid calcium chloride
• solid sodium phosphate
• C. none of the above

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