Chemistry Basics

Front

How many Magnesium atoms are in 10MgCl₂?

Back

10

Front

Subatomic particles with a positive charge are called?

Back

Protons

Front

How many protons are found in a potassium atom?

Back

19

Front

How many Oxygen atoms are in H₂O?

Back

1

Front

How many Oxygen atoms are in Al₂(SO₄)₃?

Back

12

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is the chemical formula for water?

Back

H₂O

Front

What are neutrons?

Back

Subatomic particles with no charge found in the nucleus of an atom.

Front

What is the periodic table?

Back

A tabular arrangement of elements organized by their atomic number.