Periodic Table
This number tells you the number of protons and electrons.
What is the Atomic Number
The center of an atom
What is the nucleus
Element number 1?
What is Hydrogen
This element has the symbol Xe
What is Xenon
The number of electrons that fill on the first energy level
what is 2
Subtract the atomic number from the atomic mass to get this
What is the number of neutrons?
The particle with a positive charge
What is a Proton
The element that has an atomic mass of 238.
What is Uranium
The element has 17 electrons
What is Chlorine
The number of electrons fit on the third energy leve
What is 18
The total number of protons and neutrons
What is atomic mass?
The particle that has no charge
What is a Neutron
The name of the element with the elemental symbol Zr
What is Zirconium
This element's symbol is K
What is Potassium
The number of electrons on each energy level for NEON
What is 2) 8)
The number of elements that are liquids at room temperature
What is 2
This particle has a negative charge
What is an Electron
This element has 42 as its atomic number
What is Molybdenum
This element is a gas with 22 neutron
What is Argon
The number of electrons for each level for IRON
What is 2) 8) 16)
The number os electrons in the puter most shell are called this
What are valence electrons
The subatomic particle that is not inside the nucleus
What are the Electrons
The element that has the elemental symbol Yb
What is Ytterbium
This element is a solid named after a state and has 253 neutrons
What is Californium
Where the electrons travel around the nucleus
What are electron shells