Atoms
A subatomic particle that is located in the orbital cloud of the atom and negatively charged
What is an electron?
The smallest unit of matter that has the properties of an element.
What is an atom?
What is everything around you
What does the atomic number mean?
The number of atoms
Atomic number for Astatine
85
A subatomic particle that is located in the nucleus of the atom and positively charged
What is a proton?
subatomic
What are chemical bonds
Electrons that hold other atoms together
What does atomic mass mean
The mass of the nucleus
Atomic mass for Bohrium
264
State of matter in which molecules are far apart and move rapidly
What is the gaseous state
The area surrounding the nucleus
What is an orbital cloud?
The number of _____ determines what element you're observing
What is used to represent the different elements?
Atomic symbol for Lead
a pure substance made of one type of atom
what is an element
the middle of the atom which contains protons and neutrons
What is the nucleus
Electrons _____ the nucleus of an atom
what is orbit
How do elements differ from each other?
The have a different number of compounds
Bismuth
subatomic particle that has no charge
What is a Neutron
What is electrons
the force which holds atoms together
What is a chemical bond?
How many elements are on the periodic table?
118
67!!!!!!!!!!!!!!!!!!!!!!!!