Chemistry test 1

What is the atomic number of Carbon?

Which of the following elements is a noble gas?

What is the chemical symbol for Gold?

Which element has the highest atomic mass?

Which element is found in group 1 of the periodic table?

What is the most abundant gas in the Earth's atmosphere?

What type of bond is formed when electrons are shared between two atoms?

Which element is a liquid at room temperature?

What is the pH level of pure water?

What is the primary gas produced by plants during photosynthesis?