Lecture 3-4 Electron Configuration.notebook...Lecture 3 4 Electron Configuration.notebook 2 July 25,...

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Lecture 34 Electron Configuration.notebook 1 July 25, 2012

Transcript of Lecture 3-4 Electron Configuration.notebook...Lecture 3 4 Electron Configuration.notebook 2 July 25,...

Page 1: Lecture 3-4 Electron Configuration.notebook...Lecture 3 4 Electron Configuration.notebook 2 July 25, 2012 Sep 25 4:51 PM 1An electron with the four quantum numbers 3, 2, 1, 1/2 may

Lecture 3­4 Electron Configuration.notebook

1

July 25, 2012

Page 2: Lecture 3-4 Electron Configuration.notebook...Lecture 3 4 Electron Configuration.notebook 2 July 25, 2012 Sep 25 4:51 PM 1An electron with the four quantum numbers 3, 2, 1, 1/2 may

Lecture 3­4 Electron Configuration.notebook

2

July 25, 2012

Sep 25­4:51 PM

1An electron with the four quantum numbers 3, 2, ­1, ­ 1/2 may be an electron in an unfilled sublevel of 

A Ca

B Fe

C Al

D Ar

E Ag

Sep 25­4:52 PM

2Which of the following elements has the greatest number of p electrons?

A C

B Si

C Fe

D Cl

E As

Sep 25­4:53 PM

3Which element has an electron configuration that does NOT follow aufbau ordering?

A Fe

B Mg

C Al

D Ag

E Ni

Page 3: Lecture 3-4 Electron Configuration.notebook...Lecture 3 4 Electron Configuration.notebook 2 July 25, 2012 Sep 25 4:51 PM 1An electron with the four quantum numbers 3, 2, 1, 1/2 may

Lecture 3­4 Electron Configuration.notebook

3

July 25, 2012

Sep 25­4:55 PM

4Which electronic configuration corresponds to that of a noble gas?

A 1s2, 2s2, 2p6, 3s2, 3p6, 4s1

B 1s2, 2s2, 2p6, 3s2, 3p4

C 1s2, 2s2, 2p6, 3s2, 3p6,

D 1s2, 2s2, 2p6, 3s1

E 1s, 2s, 2p, 3s, 3p

Sep 25­5:04 PM

5Which of the following is FALSE?

A The 4d orbitals are in the fourth period of the periodic table.

B The 7s orbitals are in the seventh period of the periodic table.

C The 4f orbitals are in the sixth period of the periodic table.

D The 6s orbitals are spherical in shape.

E The 5p orbitals are "dumb­bell" shaped.