Valence Electrons
Number of Valence electrons in the 13th column
3
Lewis dot for Hydrogen
H with one dot
Ionic bonds are between a ___ & a ___.
metal & nonmetal
What is the formula for finding Force
Force= Mass x Acceleration
If valence are transferred that is called what kind of bond?
Ionic
Lewis dot for O
6 dots around O
Lewis Structure of NaF
1 arrow from Na to F
Force is 20N and acceleration is 10m/s2. What is mass?
2kg
If valence electrons are shared, that is a _____ bond
covalent
The Lewis Dot Structure of Antimony (Sb).
5 dots around Sb
Covalent Bonds are between _____ and _____
nonmetal and nonmetal
What is the force that slows or stops a ball from rolling on grass?
Friction
Number of Valence electrons in the 18th column (INCLUDE THE EXCEPTION).
8 except for He which has only 2
The Lewis Dot Structure for Chlorine (Cl).
7 dots around Cl
Lewis Structure of BeF2
2 arrows point from Be to each of the F (2 arrows total)
What is the force that opposes gravity?
Air resistance
What family has the most reactive non-metals?
Halogens
The Lewis Dot Structure of Selenium (Se).
6 dots around Se
Lewis Structure of AlCl3
3 arrows all starting from Al
pointing to Cl (1 to each)
Mass is 6kg, acceleration is 5m/s2. What is force?
30N