GB Chemistry in Biology #1

Front

What are the two subatomic particles found in the nucleus of an atom?

Back

Protons and neutrons.

Front

What is the electrical charge of protons?

Back

Positive (+).

Front

What particles are found in the space surrounding the nucleus of an atom?

Back

Electrons.

Front

Identify the particle represented by the letter 'A' in a diagram of an atom.

Back

Electron.

Front

How many electron shells/levels can an atom have?

Back

An atom can have multiple shells; this specific atom has 3.

Front

What is the charge of neutrons?

Back

Neutral (No Charge).

Front

What is the mass of protons compared to electrons?

Back

Protons are much heavier than electrons.

Front

What is the role of electrons in an atom?

Back

Electrons are involved in chemical bonding and electricity.

Front

What is the nucleus of an atom made of?

Back

The nucleus is made of protons and neutrons.

Front

How do you determine the number of protons in an atom?

Back

The number of protons is equal to the atomic number of the element.