UNIT1-Compounds Flashcards
1
Q
Compound
A
two or more different types of atom joined by chemical bonds. They are almost impossible to separate.
2
Q
Element
A
One type of atom on its own or joined to another atom of the same type.
3
Q
Mixture
A
two or more different types of atoms or compounds that are not joined by chemical bonds. They are easy to physically seperate.
4
Q
molymod
A
Molecular model
5
Q
Atomic number
A
The number of protons, always the smallest number and an integer. Tells you what the element is.
6
Q
number of electrons
A
The number of electrons is the same as the protons which is why atom have a neutral charge.
