Particles
What Particle Is Negative?
Electrons
What is an Element?
A type of atom.
What are the columns called.
Groups
What is the center of the Atom?
Nucleus
True or False-Electrons change the mass of an atom.
False
Which particles changes the element?
Protons
What are rows called?
Periods
What moves around the nucleus?
How many electrons can fit on the first orbital of an atom?
2
How many elements are on the periodic table?
118
Elements are organized in what order?
Atomic number
How do you find the mass
The amount of neutrons and protons in the cell
How many protons are needed to create a neutral atom that has 8 electrons?
8
Why are Carbon, Carbon13 and Carbon 14 differant?
Because they have a different amount of neutrons.
True or False-Metals are categorized on the right side of the periodic table
False
If you have 6 Electrons and 4 protons, what is the the charge of the atom?
-2
How many electrons does carbon have if it has a charge of -1?
7
What are the first 5 elements?
1. Hydrogen
2.Helium
3.Lithium
4.Beryllium
5.Boron
Who made up the periodic table?
Dmitri Mandelev
Atoms with the same number of protons but different mass are called___
Isotopes