Which of these is a metal?

Which of the following is a non-metal?

Which property is common in most metals?

Which metal is liquid at room temperature?

Which of these is a good conductor of electricity?

Which non-metal is essential for respiration?

Which of the following is used in making matchsticks?

Which metal is most commonly used in making wires?

Which of these is NOT a property of non-metals?

Which metal is used in thermometers?