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1. What is the correct formula for magnesium cyanide?
A.MgCy
B.MnCN
C.Mg(CN)2
D.MgCN

2. What is the correct formula for dinitrogen pentoxide?
A.2NO5
B.N2O5
C.DnPo
D.NO2.5

3. What is the correct formula for titanium (III) perchlorate?
A.TiPc
B.Ti3(ClO)4
C.Ti3ClO4
D.Ti(ClO4)3

4. What is the correct formula for nickel (III) nitrate?
A.Ni(NO3)3
B.Ni3NO3
C.Ni3N
D.NiN3

5. What is the correct name for Co(C2H3O2)3
A.carbon oxide hydride
B.cobalt acetate
C.cobalt triacetate
D.cobalt (III) acetate

6. What is the correct name for NiSO4?
A.nickel (I) sulfide
B.nickel (II) sulfate
C.nickel sulfide tetraoxide
D.nickel sulfate

7. What is the correct name for N2F4?
A.dinitrogen fluoride (IIII)
B.nitrogen (II) fluoride
C.dinitrogen tetrafluoride
D.nitrofluorine

8. What is the correct name for PCl5?
A.phosphorus pentachloride
B.phosphorus (V) chloride
C.chlorophosphorus (V)
D.monophosphorus heptachloride

9. Which type of bond (ionic, covalent or metallic) would Sr and Sc make?
A.ionic
B.covalent
C.metallic
D.none of the above

10. Which type of bond (ionic, covalent or metallic) would Ba and Br make?
A.ionic
B.covalent
C.metallic
D.none of the above

11. Which type of bond (ionic, covalent or metallic) would copper and tin make?
A.ionic
B.covalent
C.metallic
D.none of the above

12. Which type of bond (ionic, covalent or metallic) would N and Br make?
A.ionic
B.covalent
C.metallic
D.none of the above

Sagot :

Hippalectryon
1. C : Mg(CN)2
2. B : N2O5
3. D : Ti(ClO4)3
4. A : Ni(NO3)3
5. D : Cobalt (III) Acetate
6. B : Nickel(II) sulfate
7. C : Dinitrogen Tetrafluoride
8. A : Phosphorus pentachloride
9. C : Metallic (<!> This is the only one I'm not 100% sure of)
10. A : Ionic
11. C : Metallic
12. B : Covalent
#1 : C. [tex]Mg(CN)2[/tex]

#2: B. [tex]N205[/tex]

#3: D. [tex]Ti(CIO4)3[/tex]

#4: A. But you maked a little mistake. It's [tex]Ni(NO3)2[/tex]

#5: D. Cobalt (III) Acetate.

#6: B.

#7: C.

# 8: A.

# 9: C.

# 10: A.

# 11: C.

# 12: B.
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