2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt Combining Atoms Atom Basics.

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Presentation transcript:

2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt Combining Atoms Atom Basics The Periodic Table It’s Elementary It Takes Two

Neutral particles that are formed when electrons are shared by atoms rather than being gained or lost

What are molecules?

Positively or negatively charged atom whose charge results from the gain or loss of one or more electrons

What is an ion?

The type of bond formed by the attraction of positively charged ions for negatively charged ions

What is an ionic bond?

The number of electrons in the outer energy level of most stable atoms

What is eight?

The number of electrons that an atom gains, loses, or shares when bonding with another atom

What is its oxidization number?

The positively charged particle in the nucleus of an atom

What is the proton?

The uncharged particle in the nucleus of an atom

What is the Neutron?

Orbits the nucleus of an atom in a cloud

What is an electron?

The release of high- energy particles by radioactive elements

What is radioactivity?

This British scientist developed the Billiard ball model of the atom in 1802

Who was John Dalton?

The number of electrons in an atom with an atomic number of 5

What is 5?

The number neutrons in the nucleus of an element with an atomic mass of , and an atomic number of 5

What is 5.811?

The atomic mass of an element that has 30 protons and an average of neutrons in its nucleus

What is 65.39?

The average number of neutrons in the nucleus of an atom that has an atomic number of 28

What is 30.69?

Has an atomic mass of

What is Radon?

It has an atomic number of 1, an atomic mass of and its symbol is H

What is Hydrogen?

It has an atomic number of 2, an atomic mass of , and its symbol is He

What is Helium?

Its symbol is Au

What is Gold?

It has an atomic number of 80, an atomic mass of , and its symbol is Hg

What is Mercury?

Its symbol is Ag

What is Silver?

C=O

What is carbonyl group?

Two OH groups

What is a diol or dihydroxy?

Compounds made from two elements are called

What is binary?

The hydronium ion concentration when the ph is 4

What is 10 to the negative forth?

Sodium reacts with florine to make…

What is sodium floride?