Atomic Structure
Charges
Isotope Symbol
Definitions
Isotope Name
100

The center of the atom.

What is the nucleus?

100

Positive

What is the charge of a proton?

100

Located in the center of the isotope symbol, typically depicted by a letter.

What is the element symbol?

100

The amount of protons in an atom.

What is the atomic number?

100

An atom with 1 proton and 1 neutron.

What is Hydrogen-2?

200

The subatomic particle found outside the nucleus.

What is an electron?

200

Negative

What is the charge of an electron?

200

Located on the bottom left of the isotope symbol.

What is the atomic number?

200

The amount of protons and neutrons.

What is the mass number?

200

An atom with 4 protons and 6 neutrons.

What is Beryllium-10?

300

The two subatomic particles found in the nucleus.

What are protons and neutrons?
300

Neutral (None)

What is the charge of a neutron?

300

Located on the top left of the isotope symbol.

What is the mass number?

300

Two atoms with the same amount of protons, but a different number of neutrons.

What is an isotope?

300

Carbon-14.

What is an atom with 6 protons and 8 neutrons?

400

A positively charged particle.

What is a proton?

400

The charge of an isotope.

What is neutral?

400

An isotope symbol for Boron-11.

What is 11 5B?

400

A letter or two letters used as a symbol to distinguish atoms from one another.

What is an element symbol?

400

Neon-21.

What is an atom with 10 protons and 11 neutrons?

500

A negatively charged particle.

What is an electron?

500

Neutral (None) referring to something larger than a neutron.

What is an atom?

500

The isotope symbol for Flourine-19.

What is 19 9F?

500
A letter or two combined with mass number and atomic number to distinguish different atoms.

What is an isotope symbol?

500

An atom with 19 protons and 22 neutrons.

What is Potassium-41?

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