Easy
Easy
Medium
Hard
Hard
100

Ag

What is Silver?

100

Ni

What is Nickel?

100

Ga

What is Gallium?
100

As

What is Arsenic?

100

B

What is Boron?

200

H

What is Hydrogen?

200

Al

What is Aluminum

200

Kr

What is Krypton?

200

Mn

What is Manganese?

200

Pb

What is Lead?

300

K

What is Krypton?

300

O

What is Oxygen?

300

Sr

What is Stronium?

300

Be

What is Beryllium?

300

V

What is Vanadium?

400

Xe

What is Xenon?

400

Si

What is Silicon?

400

Cu

What is Copper?

400
Cd

What is Scandium?

400

Na

What is Sodium?

500

Cr

What is Chromium?

500
Ba

What is Barium?

500

Sc

What is Scandium?

500

W

What is Tungsten?

500

Zn

What is Zinc?