Chem final (im cooked)

What type of elements need roman numerals when writing out the name of the chemical compund?

Transition metals

Whats an anion?

a negatively charged ion

Whats a cation?

a positive charged ion

What is the charge of an electron?

+1

What is the charge of an electron?

-1

What subatomic particles are found in the nucleus?

protons

What does the atomic mass of an element represent?

Number of protons + Number of neutrons

How do you calculate the neutrons of an element?

Mass number - Atomic number

What is the octet rule?

a chemical principle stating that atoms tend to bond in ways that give them eight electrons in their outermost shell

What is the term for elements in the same column of the periodic table?

groups, also known as families

What is the term for elements in the same row of the periodic table?

Periods

whats an ionic bond?

Either metal and non-metal/

What in an covalent bond?

Two non-metals

What do anions lose electrons to become negative?

Gain electrons.

What dose cations do to become positive?

Lose electrons.

What are the two types of mixtures?

Homogeneous and Heterogeneous