Ions and atoms

Front

What determines whether two atoms are of the same or different elements?

Back

The number of protons in their nuclei.

Front

How can long wavelength be described on the electromagnetic spectrum?

Back

Low energy.

Front

What are cations?

Back

Cations are positively charged ions.

Front

What elements make up the mixture in the emission spectrum if the answer is ELEMENTS D & Z?

Back

ELEMENTS D & Z.

Front

Which two elements make up the mixture if the answer is ELEMENTS D & E?

Back

ELEMENTS D & E.

Front

What is an atom?

Back

An atom is the smallest unit of an element, consisting of protons, neutrons, and electrons.

Front

What is the charge of an electron?

Back

Electrons have a negative charge.

Front

What is the charge of a proton?

Back

Protons have a positive charge.

Front

What is the role of neutrons in an atom?

Back

Neutrons help stabilize the nucleus of an atom.

Front

What is an ion?

Back

An ion is an atom or molecule that has gained or lost one or more electrons, resulting in a net charge.