Unit 7 - Bonding review

Front

How many electrons are needed in the outer energy levels of an atom to be stable?

Back

8

Front

Why do metallic compounds conduct electricity as solids?

Back

Valence electrons are mobile, allowing electricity to flow through the metal.

Front

A charged particle that has gained or lost electrons is called a _____

Back

Ion

Front

Which of the following would produce an anion? (Ca, Al, K, F)

Back

F

Front

Beryllium, Be, will ____ valence electrons when forming an ionic bond.

Back

Lose 2

Front

What is an ionic bond?

Back

A chemical bond formed between two ions with opposite charges.

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to have eight electrons in their outer shell.

Front

What is a covalent bond?

Back

A chemical bond formed by the sharing of electrons between atoms.

Front

What is the difference between an anion and a cation?

Back

An anion is a negatively charged ion, while a cation is a positively charged ion.

Front

What is the role of valence electrons in bonding?

Back

Valence electrons are involved in forming bonds between atoms.