Matter And Elements Vocab Flashcards
0
Q
Atom
A
The basic unit if a chemical unit.
1
Q
Matter
A
A substance that occupies space
2
Q
Nucleus
A
The positively charged chemical of an atom.
3
Q
Proton
A
A stable particle on all atomic nuclei.
4
Q
Neutron
A
Same mass as a proton but has no electric charge.
5
Q
Electron
A
A subatomic particle with a negative charge
6
Q
Isotope
A
Two or more forms of the same element with an equal amount of protons but a different amount of neutrons.
7
Q
Ion
A
An atom with a net electric charge due to the loss/gain of electrons.
8
Q
Molecule
A
A group of atoms bonded together
9
Q
Compound
A
A mixture of two or more separate elements.
