Electrons, Protons, & Neutrons
How do you find the number of neutrons an element contains?
By subtracting the number of protons from the atomic mass.
Alkaline metals
Where on the Periodic table can you find non-metals?
The right side
What is another way to determine the number of protons in an element?
By looking at the number of electrons
How many valance electrons does an element need in order to be considered balanced?
A. 0
B. 8
C. 7
D. 9
B. 8
Where on the Periodic table can you find metals?
The right side
How many protons and electrons does sulfur have?
Protons:16
Electrons: 16
How many valance electrons do Halogens have?
7 valance electrons
Where on the Periodic table can you find metalloids?
The "staircase"
How many protons, electrons, and neutrons does Phosphorus have?
Protons: 15
Electrons: 15
Neutrons: 16
How many valance electrons does the Noble Gas family have?
8 valance electrons
What is Silicon?
A. Non-Metal
B. Metal
C. Metalloid
C. Metalloid
Isotopes have the same number of _____ but different number of _____. Fill in the blanks.
1. Protons
2. Neutrons
What family should the Alkaline Earth metals bond with in order to be stable?
Halogens
What is hydrogen?
A. Non-Metal
B. Metal
C. Metalloid