'Atomic mass weight' diaporamas de présentation

Matter is anything that takes up space and has mass. All matter is made of atoms

Matter is anything that takes up space and has mass. All matter is made of atoms Atoms are the building blocks of matter, sort of how bricks are the building blocks of houses. What is an atom? Atom : the smallest unit of matter that retains the identity of the substance.

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Chapter 4 Atomic Theory

Chapter 4 Atomic Theory. Matter. All matter is made of atoms Alone as elements Au, Na, O, He In combination of elements as compounds H 2 O, NaCl , LiO 2. Early Theories of Matter. Democritus (460-370 B.C.) proposed & believed that Matter was not infinitely divisible

610 views • 39 slides

Introduction to Elements & the Periodic Table

Introduction to Elements & the Periodic Table. Introduction to Atoms. The first known culture to think about the nature of matter were the Greeks.

326 views • 22 slides

Protons Identify an Element/atom (2 protons = Helium)

Protons Identify an Element/atom (2 protons = Helium) Protons + Neutrons = Atomic Mass/Weight ( 2 Protons + 2 Neutrons = 4 AMU ) Chemical Properties ? Reactivity ? Valence Electrons Nonreactive (left on periodic table) ? Reactive (Right on table) = B .

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Law of Physics chapter 18

268 views • 10 slides

Introduction to Elements & the Periodic Table

Introduction to Elements & the Periodic Table. Introduction to Atoms. The first known culture to think about the nature of matter were the Greeks.

141 views • 8 slides