4 Use the prompts to write questions a Water boils at 100°C. And oil? Does oi boil at 100 C No, most oils boil at 200-300°C. b Iron reacts with oxygen (to form rust). And gold? Door goed door at neaut kui No, pure gold does not react with oxygen. c Elements in the same group have similar properties. And in the same period? with о oxygen Yes, they have some similar properties. d Oxygen reacts with hydrogen (to form water). And argon (Ar)? . Argon does not react with oxygen, or water. e Marie Curie made important scientific discoveries. And Albert Einstein? ? Yes, he discovered the theory of relativity, E=mc2 f Chemists work in laboratories. And physicists? ? EU Yes, they do.