Unit 4 and 5 Chemistry (Basic Chemistry)

Periodic Table

100

Τι αντιπροσωπεύει το στοιχείο Re?

(Re) Ρήνιο

200

What element does the symbol Sn represent?

(Sn) Tin

300

What element does the symbol Ra represent?

(Ra) Radium

400

What element does the symbol Pa represent?

(Pa) Protractinium

Electronic Configuration

100

What is the electronic configuration for Ti?

Ti- 1S² 2S² 2P⁶ 3S² 3P⁶ 4S² 3D²

200

What is the electronic configuration for Co?

Co- 1S² 2S² 2P⁶ 3S² 3P⁶ 4S² 3D⁷

300

What is the electronic configuration for He?

He- 1S²

400

What is the electronic configuration for H?

H- 1S¹

Valence Electrons

100

How many valence electrons does Ti have?

Ti- Has 2 valence electrons

200

How many valence electrons does Co have?

Co- Has 2 valence electrons

300

How many valence electrons does He have?

He- Has 2 valence electrons

400

How many valence electrons does H have?

H- Has 1 valence electrons

Vocabulary

100

What is the acronym for visible light?

It is ROYGBIV

200

What is Orbital S and how many electrons total can it hold?

Orbital S if the first orbital/energy level. it can hold up to 2 electrons.

300

What is Orbital D and how many electrons total can it hold?

Orbital D is the second to last orbital/energy level. It can hold up to 10 total electrons.

400

The speed of light is what?

The speed of light is C=3.0x10⁸