Chapter 6 Physical Science Test

When the highest occupied energy level of an atom is filled with ___, the atom is stable and not likely to react.

• Ions

• Electrons

• atoms

• valence electrons

Tags

NGSS.HS-PS1-1

An ion with a negative charge is a cation

• True

• False

An ion with a positive charge is a cation

• True

• False

A chemical bond in which two atoms share a pair of valence electrons is called a

• ionic bond

• chemical bond

• covalent bond

• chemical formula

Water is a good example of which covalent bond?

• Polar

• Nonpolar

An ion with a negative charge is called an ___.

• anion

• cation

An ion with a positive charge is called a ___.

• cation

• anion

Ionization energy generally increases from left to right and top to bottom.

• True

• False

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A neutral group of atoms that are joined together by one or more covalent bonds is a ___.

• chemical formula

• ion

• molecule

• electron

Tags

NGSS.MS-PS1-1

What is the suffix for an anion?