The table shows the names of some substances. It also shows whether each substance is an element or a compound, and the type of chemical bonding present.
Complete the table by identifying whether each substance is an element or a compound, and its type of bonding (ionic, covalent, or metallic).
| Substance | Element or compound | Type of bonding |
|---|---|---|
| water | ||
| nitrogen | covalent | |
| calcium chloride | compound | |
| copper |
What is the chemical formula of calcium chloride?
Which state symbol represents the physical state of nitrogen at room temperature?