Anything with a pH below 7 is considered acidic.

True

False

Please select at least one answer.

What is the main element that makes up diamonds?

Zirconium

Silicon

Carbon

Glass

Please select at least one answer.

The periodic table organizes all the known chemical elements.

False

True

Please select at least one answer.

The chemical formula H₂O represents what common substance?

Salt

Hydrogen Peroxide

Sugar

Water

Please select at least one answer.

Melting is the process of a solid turning into a liquid.

True

False

Please select at least one answer.

The symbol 'Fe' on the periodic table stands for Felix.

False

True

Please select at least one answer.

What charge does a proton have?

Neutral

Negative

Positive

It varies

Please select at least one answer.

What is the chemical symbol for Gold?

Gd

Go

Ag

Au

Please select at least one answer.

Which of these are the three common states of matter?

Gas

Solid

Liquid

Plasma

Select all correct answers.

Please select at least one answer.

Which gas do humans need to breathe to live?

Oxygen

Helium

Carbon Dioxide

Nitrogen

Please select at least one answer.

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High School Chemistry Flashback!

Anything with a pH below 7 is considered acidic.

What is the main element that makes up diamonds?

The periodic table organizes all the known chemical elements.

The chemical formula H₂O represents what common substance?

Melting is the process of a solid turning into a liquid.

The symbol 'Fe' on the periodic table stands for Felix.

What charge does a proton have?

What is the chemical symbol for Gold?

Which of these are the three common states of matter?

Which gas do humans need to breathe to live?