Ionic v Covalent Review

Ionic Formulas

100

Correct Formula for Magnesium Sulfide 

MgS

200

How many oxygen atoms are in Al₂(SO₃)₃

9 

300

The formula for Strontium Sulfide would be: 

SrS 

400

Formula for Calcium Carbonate: 

CaCO₃

500

If unknown element "M" bonds with chlorine to form MCl and oxygen to for M₂O.... what family does element M likely belong to? 

Alkali Metals 

VSEPR + Polarity

100

Polar or nonpolar + shape + approximate sketch

Br₂

nonpolar, linear 

200

Polar or nonpolar + shape + approximate sketch

SF₂

Polar, Bent 

300

polar or nonpolar + shape: 

CH₂F₂

polar, tetrahedral  

400

Polar or nonpolar + shape + approximate sketch

PCl₃

Polar, trigonal pyramidal 

500

Polar or nonpolar + shape + approximate sketch

BF₃

Nonpolar, trigonal planar

Ionic v Covalent

100

CCl₄

Covalent 

200

NaI

Ionic 

300

AlCl₃

Ionic 

400

Mg₃As₂

Ionic

500

As₂O₄

Covalent 

Naming and Classifying

100

Li₂O

Lithium Oxide, ionic

200

AlPO₄

Aluminum Phosphate, ionic

300

copper (I) sulfate

What is Cu₂SO₄? (transition metal ionic)

400

CCl₄

Carbon Tetrachloride 

500

Fe(OH)₂

Iron (II) Hydroxide 

VSEPR II: Electric Boogaloo

100

Polar or nonpolar + shape + approximate sketch:

KrCl₄

nonpolar, square planar

200

What is the molecular geometry of SeCl₄? (Show and justify a reasonable Lewis structure)

What is seesaw?

300

Show and justify a Lewis structure for:

H₃C-CH₂-C-C-CH₃

(beep beep)

400

Show and justify a Lewis structure for: CH₃COOH

(beep beep)

500

In acetic acid (CH₃COOH), what is the molecular geometry about the SECOND carbon (-COOH)?

What is trigonal planar?