Atoms and isotopes
E - P + N O Oh My!. Particle Proton electron Neutron Symbol Where Charge Mass.
Organizing the Elements Atomic Mass: the average mass of the isotopes (same element but different number of neutrons) of that element Mendeleev original.
The Structure of an Atom & The Periodic Table. “The Atom” I. Atom- The building blocks of matter. A. Atoms have three parts: 1. Protons (Positive Charge)
Atoms and Elements. Structure of an Atom Charges Electron – negative Proton – positive Neutron - neutral Location in Atom Electrons – in orbits Protons.
Wake-up 1.Explain the relationship between the following: atomic number, mass number, protons, neutrons, and electrons. 2.How do you find the number of.
Atom Basic Component of Matter. Electrons Negatively charged particles.
Candium LabCandium Lab. 10/8 Objective: Students will mass three isotopes of the fictitious element candium and determine the atomic mass for candium.
Chapter 3, Section 2 Organizing the Elements Thursday, November 12, 2009 Pages 81 -- 88.
What is a model? Uses familiar ideas to explain unfamiliar facts observed in nature. It can be changed if you get new info.
Quantitative Chemistry
