Sodium has an electron configuration of 2-8-1. When it forms an ION and bonds, it loses its valence electron. When it does, it has the same electron configuration as this noble gas.
What is neon ?
200
This bond forms from the transfer of electrons.
What is an ionic bond ?
200
Nonpolar covalent bonds share electrons in this way.
What is unequally ?
200
LiF
What is lithium fluoride ?
200
Protons and neutrons are found here.
What is the nucleus ?
300
When sulfur (S) bonds, it has the same electron configuration as this noble gas.
What is argon ?
300
In this bond, the atoms are held together by a "sea of mobile electrons."
What is a metallic bond ?
300
HF is held together by these covalent bonds. (Draw Picture)
What are polar covalent bonds ?
300
TiO2
What is titanium oxide ?
300
The overall charge of the nucleus of an atom is this.
What is positive ?
400
When lithium (Li) bonds, it has the same electron configuration as this noble gas.
What is helium ?
400
CaF2 is held together by these bonds.
What are ionic bonds ?
400
Br2 is held together by these covalent bonds. (Draw picture)
What are nonpolar covalent bonds ?
400
Cs3P
What is cesium phosphide ?
400
An atom has 7 protons, 8 neutrons, and 7 electrons. This is its mass in a.m.u.'s.
What is 15 a.m.u.'s ?
500
Noble gases don't bond because they follow this rule.
What is the octet rule ?
500
SO2 is held together by these bonds.
What are covalent bonds ?
500
CCl4 are held together by these bonds. (Draw picture)
What are nonpolar covalent bonds ?
500
Ca2(PO4)3
What is calcium phosphide ?
500
An ion has 6 protons, 8 neutrons, and 7 electrons. This is the ion's overall charge.