REVIEW -- Atomic Structure, Isotopes, Ions

Front

What is located in the 'A' position of a correctly written atomic symbol?

Back

The mass number.

Front

What charge do anions carry?

Back

Anions are negatively charged.

Front

What is the chemical symbol for Carbon?

Back

C

Front

What is the chemical symbol for Chlorine?

Back

Cl

Front

How is a Sulfur atom that has gained 2 electrons represented?

Back

S^-2

Front

What is the definition of an isotope?

Back

Isotopes are atoms of the same element that have the same number of protons but different numbers of neutrons.

Front

What is the charge of a cation?

Back

Cations are positively charged.

Front

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

Back

Subtract the atomic number from the mass number.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is the significance of the mass number?

Back

The mass number indicates the total number of protons and neutrons in an atom.