CDA 2 Review

Front

Horizontal rows on the periodic table are called?

Back

Periods

Front

Atoms gain, lose, or ______ electrons to get a stable outer energy level.

Back

share

Front

How many valence electrons does an element with 3 valence electrons have?

Back

3

Front

How many valence electrons are in an element with 7 valence electrons?

Back

7

Front

Which elements are colored red on the periodic table?

Back

nonmetals

Front

What is the term for the outermost electrons in an atom?

Back

Valence electrons

Front

What do you call a vertical column in the periodic table?

Back

Group

Front

What is the maximum number of electrons in the outer shell of an atom?

Back

8 (octet rule)

Front

What type of bond is formed when atoms share electrons?

Back

Covalent bond

Front

What is the charge of a proton?

Back

+1