Metals and Non-metals | Activities in Text Book with Solution
Activity 3.7
Collect samples of carbon (coal or graphite), sulphur and iodine.
Carry out the Activities 3.1 to 3.6 with these non-metals and record your observations.
- ✅ Answer:
|
Element & Symbol |
Type of
surface |
Hardness |
Malleability |
Ductility |
Conducts
Electricity |
Sonority |
|
Graphite (C) |
Lustrous |
Soft |
No |
No |
Yes |
No |
|
Coal (C) |
Non-lustrous |
Hard |
No |
No |
No |
No |
|
Sulphur (S) |
Non-lustrous |
No |
No |
No |
No |
No |
|
Iodine (I) |
Lustrous |
No |
No |
No |
No |
No |