Subatomic particles
The subatomic particle that defines the Atomic number.
What is a proton?
In which side are metals located at in the periodic table?
The left and middle
What side are reactants on in a chemical equation?
Left side
What charge does a proton have?
+1 or positive charge
The only subatomic particle without a charge.(-1/+1)
What is a neutron?
Where are metalloids and non-metals located at in the periodic table?
Right side
Right side
Is this a chemical formula?
2HNa2OAu
Yes
These two subatomic particles determine an atom's mass number.
What do protons and neutrons represent in an atom?
How is the Periodic Table arranged?
By the Atomic number of each element.
Is this a chemical formula?
2HO-------2OH
No
The only subatomic particle outside the nucleus.
What is an elctron?
If there are 5 protons in a stable atom, how many electrons are there?
5 electrons
How do you tell the atomic number of an element just by looking at it on a periodic table?
The number on top of the element's symbol is the atomic number.
Does a chemical formula have reactants and products?
No
This Law doesn't allow there to be a different amount of atoms in a product than a reactant.
Law of Conservation of Mass