Element basics
Element Symbols
Uses
Uses 2
Table Search
100

The uncharged (neutral) particle in the nucleus of the atom

What is neutron?

100

H

What is hydrogen?

100

drink cans

What is aluminum?

100

balloons

What is Helium?

100

This element has 42 as its atomic number

What is Mo, Molybdenum?

200

The positively charged particle in the nucleus of the atom

What is a proton?

200

Al

What is aluminum?

200

electrical wires 

What is copper?

200

A germ killer in swimming pools

What is chlorine?

200

The rows of the periodic table are called this

What are periods?

300

The negatively charged part of an atom

What is an electron?

300

Ag

What is silver?

300

Used to kill small germs and as an antiseptic

What is iodine?

300

Batteries

What is Lithium?

300

The columns of the periodic table are called this

What are groups?

400

The number found above the element on the periodic table 

What is the atomic number?

400

Pb

What is Lead?

400

Used for advertising signs

What is Neon?

400

Thermometers

What is Mercury?

400

This element has an atomic mass of 238.

What is U, Uranium?

500

How much an element weighs

What is atomic mass?

500

Hg

What is Mercury?

500

Fireworks

What is Strontium?

500

Liquid Crystal Displays

What is Indium?

500

Group 10 Period 4

What is Ni, Nickel?