Atoms, Elements and Water

Front

What type of charge do electrons have?

Back

Electrons have a negative charge.

Front

What property of water allows it to be such a versatile solvent?

Back

The property of water that allows it to be a versatile solvent is its polarity and cohesion.

Front

What two elements make up water?

Back

Water is made up of hydrogen and oxygen.

Front

What particle moves around the nucleus of an atom?

Back

The particle that moves around the nucleus is called an electron.

Front

How many protons does an atom with atomic number 6 have?

Back

An atom with atomic number 6 has 6 protons.

Front

What is an atom?

Back

An atom is the basic unit of a chemical element, consisting of a nucleus surrounded by electrons.

Front

What is the nucleus of an atom made of?

Back

The nucleus of an atom is made of protons and neutrons.

Front

What is the charge of protons?

Back

Protons have a positive charge.

Front

What is the charge of neutrons?

Back

Neutrons have no charge; they are neutral.

Front

What is the significance of the atomic number?

Back

The atomic number indicates the number of protons in an atom and determines the element's identity.