Element Name
Element Symbol
Atomic Number
Atomic Structure
Table Facts
100

C

What is carbon?

100

Helium

What is He?

100

Calcium

What is 20?

100

What part of the atom has a positive charge?

What are protons?

100

Element in the same row have what this in common.

What are the number of shells?

200

Ar

What is Argon?

200

Copper

What is Cu?

200

Krypton

What is 36?

200

An element with 12 protons has how many electrons?

What is 12?

200

Elements in the same colomn have this in common.

What are the number of valance electrons?

300

Fe

What is Iron?

300

Tungsten

What is W?

300

Barium

What is 56?

300

How many electrons can fit in the second shell?

What is eight?

300

Elements in the last colomn on the table belong to what family?

What are Noble Gases?

400

Na

What is Sodium?

400

Arsenic

What is As?

400

Tin

What is 50?

400

The name for the electrons in an shell that is not full.

What are valance electrons?

400

In what column are the alkaline Earth Metals?

What is the second column?

500

Au

What is Gold?

500

Silver

What is Ag?

500

Mercury

What is 80?

500

The structure of the atom that holds the protons and neutrons.

What is the nucleus?

500

All but this element in a column belong to the alkali metals family.

What is Hydrogen?