Chemistry Flashcards
0
Q
Define neutron
A
Neutral, no charge.
1
Q
Proton: neutral/positively charged/negatively charged?
A
Positively charged
2
Q
Define electron.
A
Negatively charged.
3
Q
Define ion.
A
An atom that has a positive or negative charge because it has an unequal number of protons and electrons
4
Q
Define molecule.
A
When two or more atoms share electrons.
5
Q
Define compound.
A
A substance that contains two or more different elements.
6
Q
When the total number of protons exceeds the number of electrons, the atom had become a ________.
A
Cation
7
Q
When the total number of electrons exceeds the number of protons the atom had become an ________.
A
Anion
8
Q
Define chemical bonds.
A
The forces of attraction that hold together the atoms of a molecule of compound.
