1) Identify the true statement a

Subject:ChemistryPrice: Bought3

Share With

1) Identify the true statement

a. Polar covalent compounds result from a complete transfer of at least one electron.

b. Sodium is unlikely to form a bond with lithium.

c. Covalent compounds exist in large lattices.

d. The smallest unit of an ionic compound is a molecule.

 

2. Piece of zinc metal is placed in an aqueous solution of magnesium sulfate. The products of this reaction are

a. ZnMg(s)+ SO4(aq)

b. Mg(s)+ ZnSO4(aq)

c. MgS(s)+ ZnO4(aq)

d. ZnO(s)+ MgSO4(aq)

e. There will be no reaction.

 

3. Which of the following would have the highest boiling point?

a. NH3

b. PH3

c. AsH3

d. They would all have approximately the same boiling point.

 

4. Aqueous solutions of silver nitrate and sodium sulfate are mixed. The products of the reaction are

a. Ag2SO4(aq)+ 2 NaNO3(aq)

b. AgSO4(s)+ Na2(NO3)2(aq)

c. Ag2SO4(s)+ 2 NaNO3(aq)

d. AgSO4(aq)+ Na2(NO3)2

e. There will be no reaction.

 

5. The products of the following reaction areMg(s)+ CuSO4(aq)→

a. CuS(s)+ MgO4(aq)

b. MgS(s)+ CuO4(s)

c. Cu(s)+ MgSO4(aq)

d. 2 O2(g)+ CuMgS(s)

e. There will be no reaction.