Unit 3 Review

What Element Am I?

100

[He]2s²2p⁴

Oxygen (O)

200

[Ne]3s²

Magnesium (Mg)

300

[Ar]4s²3d⁸

Nickel (Ni)

400

[Ar]3d¹⁰4s²4p²

Germanium (Ge)

500

[Ar]4s¹3d¹⁰

Copper (Cu)

Energy levels, Sublevels and Orbitals

100

How many sublevels are there on the 4th energy level (n= 4)?

4

200

How many "p" orbitals are there?

3

300

How many orbitals are there on n = 5?

25

400

What is the maximum number of electrons possible on the 4d sublevel?

10

500

What sublevels would theoretically be found on the 6th energy level?  

s, p, d, f, g, h

Orbital Diagrams

100

Draw the orbital diagram for Nitrogen (N)

should show [He]2s²2p³ with three single "p" electrons

200

What does an arrow or line represent in an orbital diagram?

An electron

300

Which sublevel, 5s or 4d, is filled first?

5s

400

The "people on the bus" rule is more commonly known as... 

Hund's Rule

500

How many unpaired electrons does Chromium (Cr) have?

6

Periodic Trends

100

What element on the periodic table has the lowest ionization energy?

Francium (Fr)

200

Which element has the larger radius - Na or Mg?

Na

300

Which is larger - Ca or Ca²⁺?

Ca

400

There are four possible ions of Oxygen:  O²⁺, O⁺, O^-, and O^2-. Of these four ions, which one is the largest?

O^2-

500

What element on the periodic table has the highest electronegativity?

Fluorine (F)

Hodgepodge

100

What color of light has the lowest frequency?

Red

200

As you move top to bottom down a group, what happens to Coulombic Attraction?

It decreases (weakens)

300

How many valence electrons does Selenium (Se) have?

6

400

Name the principle:  Electrons in the same orbital MUST HAVE opposite spin.  

Pauli Exclusion Principle

500

Name the element with this electron configuration:

[Xe]6s²4f¹⁴5d¹⁰6p³

Bismuth (Bi)