'Protons neutrons electrons' presentation slideshows

History of the Atom

990 views • 78 slides

First to propose idea of atom

565 views • 41 slides

Unit 1: Levels of Organization

Unit 1: Levels of Organization. Chapter 1: Introduction to Human Anatomy and Physiology. Additional Historical points to Ponder (1.1). Primitive people were hunter-gatherers. Killed when hungry and ate their kills

460 views • 37 slides

The Chemistry of Life

The Chemistry of Life. Honors Biology. Why do we have to learn about Chemistry in Biology?. Matter Anything that takes up space and has a mass is made of matter Atom The basic unit of matter The concept of the atom was first introduced 2500 years ago by the Greek philosopher Democritus!!!.

375 views • 37 slides

Introduction to Chemistry

Introduction to Chemistry. Aristotle (Greece, 4 th Century BC). Philosopher who believed that: There are 4 elements: earth, water, air, fire. Matter is divisible. Democritus (Greece, 4th Century BC). First atomic theory Atom (indivisible).

386 views • 27 slides

Chapter 2 : Chemistry

226 views • 14 slides

Chapter 2 : Chemistry

223 views • 14 slides

The Structure of the Atom

The Structure of the Atom. Atoms are composed of protons, neutrons, and electrons Proton - positive (p) Neutron - neutral (n) Electron - negative (e-) Nucleus - protons & neutrons Electrons - around the nucleus in an electron cloud. Sub Atomic Particals.

368 views • 14 slides

Atoms and Elements

Atoms and Elements. 8.P.1.1 I can explain the relationships between atoms and elements. What is Matter ?. Anything made of atoms and molecules Anything that has mass and takes up space What is an example of matter ?. What is an Atom ?.

269 views • 13 slides

Drawing Bohr Models

Drawing Bohr Models. Bohr Models. Bohr models are used to predict reactivity in elements. Reactivity refers to how likely an element is to form a compound with another element.

278 views • 10 slides