A quiz on topic 4- How atoms combine.
A substance made of two or more different atoms chemically joined together.
A substance made of only one type of atom.
A group of non-metal atoms which are chemically joined together.
I don't have a clue.
Calcium
Gold
Hydrogen
Phosphorus
A substance made of only one type of atom.
A substance made of two or more different atoms chemically joined together.
They do not exist as molecules, but as single atoms.
They are very reactive.
They are very un-reactive.
They exist as molecules.
Bridges
Joints
Bonds
When two non-metal atoms share a pair of protons
When two non-metal atoms share a nucleus.
When two non-metal atoms share a pair of electrons.
When two non-metal atoms share a pair of neutrons.
Positive
Negative
Neutral
When a pair of electrons is shared between three atoms.
When two pairs of electrons are shared between two atoms.
When an electron is shared between two atoms.
Linear
Planar
Pyramidal
Tetrahedral
Mon- means 1, Di- means 2, Tri- means 4, Tetra- means 3
Mon- means 1, Di- means 2, Tri- means 3, Tetra- means 4
Mon- means 2, Di- means 4, Tri- means 3, Tetra- means 1
Mon- means 4, Di- means 2, Tri- means 3, Tetra- means 1
The elements in the molecule.
The size of the molecule.
The size of the molecule
The amount of each element present in the molecule.