SUPERLATIVES Flashcards
1
Q
Primary extracellular cation
A
Sodium
2
Q
Primary intracellular cation
A
Potassium
3
Q
First element discovered by spectroscopy
A
Rubidium
Cesium
Francium
4
Q
Lightest of all structurally important metals
A
Magnesium
5
Q
Second most abundant intracellular cation
A
Magnesium
6
Q
Secondary extracellular cation
A
Calcium
7
Q
First radioactive element discovered
A
Radium
8
Q
Most abundant metal
A
Aluminum
9
Q
3rd most abundant element on earth
A
Aluminum
10
Q
Most abundant non-metal on earth’s crust
A
Oxygen
11
Q
2nd most abundant non-metal on earth
A
Silicon
12
Q
Best ore for lead extraction
A
Lead sulfide/Galena
13
Q
Final electron acceptor
A
Oxygen
14
Q
21st amino acid
A
Selenocysteine
15
Q
1st most utilized element in nuclear reactions
A
Uranium
