Front

What type of bond forms between selenium (Se) and chlorine (Cl)?

Back

Covalent bond

Front

According to the octet rule, how many valence electrons do most elements want to have?

Back

8

Front

What is an atom called that has a different number of electrons than it should have?

Back

Ion

Front

How many valence electrons will beryllium lose when forming an ionic bond?

Back

2

Front

What describes covalent bonds?

Back

Electrons are shared to fill outer electron shells.

Front

What is the definition of an ionic bond?

Back

A bond formed by the transfer of electrons from one atom to another.

Front

What is the octet rule?

Back

The principle that atoms tend to bond in such a way that they have eight electrons in their valence shell.

Front

What is a valence electron?

Back

An electron in the outermost shell of an atom that can participate in forming bonds.

Front

What happens to the electrons in a covalent bond?

Back

They are shared between atoms.

Front

What is the difference between an ion and an isotope?

Back

An ion has a different number of electrons, while an isotope has a different number of neutrons.