Chemistry Quiz

What is the chemical symbol for gold?

• Ag

• Hg

• Pt

• Au

What is the smallest unit of an element that still retains the properties of that element?

• cell

• organism

• atom

• molecule

What is the process by which one or more substances change to produce one or more different substances?

• Physical reaction

• Emotional reaction

• Chemical reaction

• Biological reaction

What is the atomic number of carbon?

• 12

• 8

• 6

• 3

What is the state of matter in which a substance has a definite volume but no definite shape?

• Plasma

• Solid

• Gas

• Liquid

What is the chemical symbol for iron?

• Ir

• In

• Fe

• Io

What is the name of the first element on the periodic table?

• Hydrogen

• Carbon

• Oxygen

• Gold

What is the process of a solid changing directly into a gas without first becoming a liquid?

• Sublimation

• Condensation

• Evaporation

• Melting

What is the atomic number of oxygen?

• 12

• 8

• 16

• 20

What is the state of matter in which a substance has neither a definite shape nor a definite volume?

• liquid

• solid

• plasma

• gas