Question 140
Look at this list of substances.
$Al$, $Ar$, $Au$, $C$, $C_6H_{12}O_6$, $Cl_2$, $Cu$, $Fe$, $H_2O$, $Na$, $N_2$, $NH_3$, $O_2$, $P_4$, $S_8$, $SO_3$.
Classify all the substances in this table.
| Exist as atoms | Exist as molecules |
|---|---|
| ___ | ___ |
$Al$, $Ar$, $Au$, $C$, $C_6H_{12}O_6$, $Cl_2$, $Cu$, $Fe$, $H_2O$, $Na$, $N_2$, $NH_3$, $O_2$, $P_4$, $S_8$, $SO_3$.
Classify all the substances in this table.
| Exist as atoms | Exist as molecules |
|---|---|
| ___ | ___ |
