Periodic Table and Atomic Structure

Front

What is the synthesis reaction formula?

Back

a + b = ab

Front

Who discovered the atomic number?

Back

Henry Mosely

Front

Is an anion a nonmetal?

Back

True

Front

How many energy levels are in the organization of electrons?

Back

7

Front

What is Avogadro's number?

Back

6.02 x 10^23

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom.

Front

What is the periodic table?

Back

A table that organizes all known elements by their atomic number, electron configuration, and recurring chemical properties.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is the difference between a metal and a nonmetal?

Back

Metals are typically shiny, conductive, and malleable, while nonmetals are dull, insulative, and brittle.