What is the chemical symbol for water?

Which element is represented by the symbol 'Fe'?

What is the pH of a neutral solution?

Which of these is a strong acid?

What is the name of the process where a substance changes from a liquid to a gas?

What is the chemical formula for methane?

Which of these is an example of a chemical change?

What is the most abundant element in the Earth's crust?

What is the name given to a substance that increases the rate of a chemical reaction without being consumed itself?

What type of bond is formed when atoms share electrons?