#1
Which of the following is a noble gas?
#2
What is the chemical symbol for gold?
#3
What is the pH of a neutral solution?
#4
Which element is essential for organic compounds?
#5
Which of the following is an example of a halogen?
#6
What is the main component of natural gas?
#7
Which subatomic particle has a negative charge?
#8
What is the chemical formula for water?
#9
What is Avogadro's number?
#10
What is the study of carbon compounds called?
#11
What is the process of a substance changing from a gas to a liquid called?
#12
Which gas is produced during photosynthesis?
#13
Which of the following is a transition metal?
#14
What is the chemical formula for hydrogen peroxide?
#15