Grade 6 Chemistry Quiz

What are the three subatomic particles that make up an atom?

• positrons, neutrinos, and quarks

• atoms, molecules, and compounds

• photons, electrons, and protons

• protons, neutrons, and electrons

What is the charge of a proton?

• 2

• -1

• 0

• +1

What is the charge of an electron?

• 0

• 2

• -1

• 5

What is the charge of a neutron?

• Zero

• Negative

• Positive

• Neutral

What is the symbol for the chemical element oxygen?

• O

• Oxy

• Ox

• Oxg

What is the symbol for the chemical element carbon?

• C

• Cu

• Co

• Ca

What is the symbol for the chemical element hydrogen?

• He

• O

• H

• C

What is the symbol for the chemical element nitrogen?

• Ni

• Na

• Ne

• N

What is a mixture?

• A combination of two or more substances that are chemically combined

• A single substance with a uniform composition

• A mixture is not a real thing

• A combination of two or more substances that are not chemically combined

What is a solution?

• A type of gas

• A homogeneous mixture of two or more substances

• A type of liquid

• A type of solid