Magnesium is divalent- it forms two bonds- most often these are ionic, involving the Mg2+ ion.
0 bonds
0 bonds
Mg-Cl and K-I
It can only make three bonds. Boron has three valence electrons and therefore cannot form more than three bonds with no lone pairs.
1
0 bonds
.05=how many to make lmg
Calcium can make two bonds because it is in the same group as oxygen.
10mg/0.5mg = 20
You need 1000 mg to make 1 gram...
Two
5mg :)
4
Mg-Cl and K-I
1 million milligrams make 1 kilogram.
2
1