Quantities Unit Flashcards
1
Q
Mole
A
A group of 6.02 x 10 to the power of 23
One mole contains as many particles as 12 grams of carbons-12
2
Q
What are monatomic elements called
A
Atoms
3
Q
What are diatomic elements and molecular compounds called
A
Molecules (molec)
4
Q
What are ionic compounds called
A
Formula units (f.u.)
5
Q
Law of definite proportions
A
Elements in a compound are always found in the same proportion
6
Q
Empirical formula
A
A formula that shows the lowest whole ratio of atoms in a compound
7
Q
Molecular formula
A
The formula that shows that exact amount of atoms of each element in a compound
