Bonding

Question 1

What is a molecule?

Answer 1

Two or more atoms held together by covalent bonds

Question 2

Name the four fundamental elements in covalent bonding and the amount of bonds they have.

Answer 2

Carbon - 4 bonds
Nitrogen - 3 bonds
Oxygen - 2 bonds
Hydrogen - 1 bond

Question 3

What are simple covalent molecules?

Answer 3

They contain only a few atoms held together by covalent bonds
Strong bonds WITH molecules
Weak bonds BETWEEN molecules

Question 4

What is covalent bonding?

Answer 4

When atoms share one or more pairs of electrons (non-metals)

Question 5

What is ionic bonding?

Answer 5

When atoms transfer electrons between a metal and a non metal

Question 6

What is metallic bonding?

Answer 6

The chemical bonding that results from the attraction between metal atoms and the surrounding sea of electrons

Question 7

What is an anion?

Answer 7

A negatively charged ion that has gained electrons

Question 8

What is a cation?

Answer 8

A positively charged ion that has lost electrons

Question 9

What is a hydrogen bond?

Answer 9

The weak attraction between a hydrogen atom with a partial positive charge and another atom with a partial negative charge

Question 10

What is a polar molecule?

Answer 10

A molecule with an uneven distribution of charge