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General Questions
Symbols
Atomic Numbers
Atomic Mass
Guess the Element
100

What's the first element on Periodic Table?

Hydrogen

100

What is the symbol of Sulfur?

S
100

What is the atomic number of Beryllium?

4

100

What is the atomic mass of Helium?

4

100

What element is C?

Carbon
200

How many valence electrons does Aluminum have?

3

200

What is the symbol of Arsenic?

As

200

What is the atomic number of Chlorine?

17

200

What is the atomic mass of Oxygen?

16

200

What element is K?

Potassium

300
How many periods are in the Periodic Table?

7

300

What is the symbol of Silicon?

Si
300

What is the atomic number of Calcium?

20

300

What is the atomic mass of Sodium?

22.99

300

What element is Ne?

Neon

400
What is the atomic number of Rhenium?

75

400

What is the symbol of Tungsten?

W
400

What is the atomic number of Silver?

47

400

What is the atomic mass of Bromine?

79.90

400

What element is Fe?

Iron

500

How many Lanthanides and Actinides are there?

28

500

What is the symbol of Antimony?

Sb

500

What is the atomic number of Polonium?

84
500

What is the atomic mass of Vanadium?

50.94

500

What element is Pd?

Palladium