Particles
What is the charge for protons?
+1
What makes up the atomic mass?
# of protons + # of neutrons
Where do you find protons?
inside the nucleus
Is calcium a metal, nonmetal, or metalloid?
metal
Protons=4
Neutrons= 5
How many electrons are there?
4
What is the charge for Neutrons?
Neutral (0)
# By the number of protons
Where do you find neutrons?
Inside the nucleus
Is Boron a metal, nonmetal, or metalloid?
Metalloid
Atomic #=8
Electrons=8
Neutrons=2
What is the number of protons?
8
What is the charge for electrons?
-1
electron
On the periodic table, where do you find metals?
Left side of metalloids
Is phosphorus a metal, nonmetal, or metalloid?
Non-metal
Atomic #=3
Neutrons = 6
What is the mass #?
9
Who discovered Protons?
Ernest Rutherford
What is an atom or molecule with the electronic charge due to the loss or gain of electrons?
Ion
How many metalloids are there?
6
Is arsenic a metal, nonmetal, or metalloid?
Metalloid
Mass # =50
Protons=40
What is the number of neutrons?
10
Who discovered Electrons?
J.J Thomson
When two elements contain equal number of protons, but different number of neutrons what is it called?
Isotope
Where do you find the periods on the periodic table?
The rows that go from left to right
Is Polonium a metal, nonmetal, or metalloid?
Metal
Atomic Mass=60
Protons=25
What is the number of neutrons?
35