What is the most abundant element in the universe?
What is the atomic symbol for gold?
What electrical charge does a neutron have?
Which element is not a noble gas?
Making up more than 78% of the air we breathe, what is the most common gas in Earth's atmosphere, by volume?
Which is the only metallic element that's liquid at room temperature?
How many elements have been discovered?
What is the atomic number of nitrogen?
Several elements are necessary for life and are found in all living things. Which of the following is not?
Cu is the atomic symbol for which element?
