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Chem Test2

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Submitted By Lmr22680
Words 1680
Pages 7
Question 1
Which of the following is NOT a strong electrolyte? | | LiOH | | | CaCl2 | | | MgCO3 | | | NaC2H3O2 | | | Li2SO4 |
1 points
Question 2
Which of the following compounds is soluble in water? | | CaS | | | MgCO3 | | | PbCl2 | | | BaSO4 | | | None of these compounds is soluble in water. |
1 points
Question 3
Which of the following compounds is insoluble in water? | | Hg2I2 | | | MgSO4 | | | (NH4)2CO3 | | | BaS | | | All of these compounds are soluble in water. |
1 points
Question 4
Give the net ionic equation for the reaction (if any) that occurs when aqueous solutions of Na2CO3 and HCl are mixed. | | 2 H+(aq) + CO32-(aq) H2CO3(s) | | | 2 Na+(aq) + CO32-(aq) + 2 H+(aq) + 2 Cl-(aq) H2CO3(s) + 2 NaCl(aq) | | | 2 H+(aq) + CO32-(aq) H2O(l) + CO2(g) | | | 2 Na+(aq) + CO32-(aq) + 2 H+(aq) + 2 Cl-(aq) H2CO3(s) + 2 Na+(aq) + 2 Cl-(aq) | | | No reaction occurs. |
1 points
Question 5
Write balanced complete ionic and net ionic equations for the following reactions:
AgNO3(aq) + NaCl(aq) --> AgCl(s) + NaNO3(aq) | | Ag+(aq) + NO3-(aq) + NaCl(aq) --> AgCl(s) + NaNO3(aq)Ag+(aq) + Cl-(aq) --> AgCl(s) | | | Ag+(aq) + NO3-(aq) + Na+(aq) + Cl-(aq) --> AgCl(s) + Na+(aq) + NO3-(aq)Ag+(aq) + Cl-(aq) + NO3-(aq) + Na+(aq)--> AgCl(s) | | | Ag+(aq) + NO3-(aq) + Na+(aq) + Cl-(aq) --> AgCl(s) + Na+(aq) + NO3-(aq)Ag+(aq) + Cl-(aq) --> AgCl(s) | | | AgNO3(aq) + NaCl(aq) --> AgCl(s) + Na+(aq) + NO3-(aq)Ag+(aq) + Cl-(aq) --> AgCl(s) | | | Ag+(aq) + NO3-(aq) + Na+(aq) + Cl-(aq) --> AgCl(s) + Na+(aq) + NO3-(aq)Ag+(aq) + Cl-(aq) + NaCl(aq)--> AgCl(s) + NaNO3(aq) |
2 points
Question 6
Which of the following is a precipitation reaction? | | Zn(s) + 2 AgNO3(aq) 2 Ag(s) + Zn(NO3)2(aq) | | | NaCl(aq) + LiI(aq)

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