At room temperature:
a. Gold is a solid, as in the gold jewelry that most people have.
b. Gasoline is a liquid, as it is pumped in cars to use as fuel.
c. Oxygen is a gas, as we breathe it in from the atmosphere.
d. Neon is a gas, it is one of the noble gases in the periodic table.
e. Olive oil is a liquid, as it is used in cooking.
f. Sulfur is a solid, and it can be found naturally in mining.
g. Mercury is a liquid which is often seen in thermometers.