Test 1

Electrically charged particle due to loss of an electron.

Electrically charged particle due to the gain of an electron.

Neutral subatomic particle.

Smallest particle of an element that retains its properties.

Isotopes differ from each other only in the number of electrons the atom contains.

A chemical bond is an energy relationship between outer (valence) electrons of neighboring atoms.

If atom X has an atomic number of 74 it would have the following?

Which of the following describes a chemical bond that involves sharing a pair of electrons between atoms in a molecule?

Atoms that are bonded with an electronegativity difference of 0 - 0.4 are generally considered to be ________.

The four elements that make up about 96% of your body are ___________.

An atom with three valence electrons may have a total of _________ electrons.

A(n) ________ bond means that two pairs of electrons are shared between two atoms

A polar covalent bond _________.