Formular Names & Symbols?

Question

I need help finding the formulas and other symbols for these substances.
1. metallic potassium
2. sodium chloride dissolved in water
3. heat supplied to a chemical reaction
4. liquid mercury
5. zinc chloride as a catalyst
6. carbon dioxide gas

Ment to say Formula, Not Formular

Answer 1

1. K

2. Na+ (aq) + Cl- (aq)

3. + n J, where n is the amount of energy

4. Hg (l)

5. ZnCl2, and it would be shown on both sides of the equation.

6. CO2 (g)