9. |
|
a) |
E, F |
b) |
C |
|
[Chemical Reactions] |
10. |
![Picture4](https://blogs.glowscotland.org.uk/gc/higherchemanswers/uploads/sites/5400/2015/09/Picture4.jpg) |
|
[Substances] |
11. |
|
a) |
i) C – carbon, D – helium and hydrogen, E – chlorine
ii) A – sodium chloride, B – copper oxide |
|
[Naming Compounds] |
b) |
i) F – barium nitrate
ii) D – helium and hydrogen |
|
[Naming Compounds] |
12. |
|
a) |
iron sulfide |
b) |
magnesium chloride |
c) |
zinc sulfate/ zinc sulfite |
d) |
lead carbonate |
|
[Naming Compounds] |
13. |
|
a) |
aluminium & sulfur |
b) |
magnesium, nitrogen and oxygen |
c) |
hydrogen, chlorine |
d) |
lithium, sulfur & oxygen |
e) |
calcium, hydrogen & oxygen |
f) |
silicon & oxygen |
|
[Naming Compounds] |