The smallest part of an element that can still be recognised as that element

A substance made of only one type of atom

A substance made of two or more different atoms chemically bonded together

A substance made of more than one atom chemically bonded together (can be atoms of the same type!)

The smallest part of an element that can still be recognised as that element

A substance made of only one type of atom

A substance made of two or more different atoms chemically bonded together

A substance made of more than one atom chemically bonded together (can be atoms of the same type!)

A substance made of only one type of atom

A substance made of two or more different atoms chemically bonded together

A substance made of more than one atom chemically bonded together (can be atoms of the same type!)

A substance made of more than one thing not chemically bonded together

A substance made of only one type of atom

A substance made of two or more different atoms chemically bonded together

A substance made of more than one atom chemically bonded together (can be atoms of the same type!)

A substance made of more than one thing not chemically bonded together

A substance made of only one type of atom

A substance made of two or more different atoms chemically bonded together

A substance made of more than one atom chemically bonded together (can be atoms of the same type!)

A substance made of more than one thing not chemically bonded together

Protons, quarks, electrons

Protons, neutrons, electrons

Borons, neutrons, electrons

Protein, neutral, electricity

Protons: 1, neutrons: 0, electrons: 1

Protons: 0, neutrons: 1, electrons: 0

Protons: 1, neutrons: 1, electrons: 1

Protons: 1, neutrons: 1, electrons: 0

Protons and neutrons in the nucleus, electrons orbiting in shells

Neutrons and electrons in the nucleus, protons orbiting in shells

Electrons and neutrons in the nucleus, protons orbiting in shells

Protons in the nucleus, electrons orbiting in shells

A ball, similar to a snooker ball.

A ball of negative charge with positive protons embedded into it.

A central mass of positive charge with negative electrons orbiting in shells.

A ball of positive charge with negative electrons embedded into it

That atoms have a dense nucleus with a neutral charge.

That atoms have a dense nucleus with a positive charge.

That atoms have a do not have a nucleus.

That atoms have a dense nucleus with a positive and negative charge.