Unit 3 Test Review

Binary/Transition Metals Ionic

100

KBr

Potassium Bromide

200

Strontium Iodide

SrI₂

300

Al₂O₃

Aluminum Oxide

400

Copper(I) Chloride

CuCl

500

Fe₂O₃

Iron(III) Oxide

Polyatomic Ionic

100

Sodium Carbonate

Na₂CO₃

200

NH₄NO₃

Ammonium Nitrate

300

Calcium Phosphate

Ca₃(PO₄)₂

400

Mg(OH)₂

Magnesium Hydroxide

500

Potassium Permanganate

KMnO₄

Ionic or Covalent

100

A metal ion reacting with a nonmetal ion.

Ionic

200

A bond sharing electrons

covalent

300

Low Melting/Boiling points

covalent

400

When do ionic compounds conduct electricity?

when melted or dissolved in water

500

Uses prefixes when naming

covalent compounds

Covalent Compounds

100

Write the formula for Carbon Dioxide

CO₂

200

Write the name for H₂O

Dihydrogen Monoxide

300

Write the formula for Hexanitrogen Trifluoride

N₆F₃

400

Write the name for Tetraphosphorus Decaoxide 

P₄O₁₀

500

Write the name for Cl₂O₇ 

Dichlorine Heptoxide

Molar Conversions

100

How many grams of NaCl (sodium chloride) are present in 3.50 moles of NaCl?

203 g NaCl

200

What is the number of moles in 120 grams of H₂O (water)?

6.7 mol H₂O

300

How many molecules are in 2.00 moles of CO₂ (carbon dioxide)?

1.2 x 10²⁴ molecules of CO₂

400

How many moles are in 8.50×10²⁴ molecules of C₆H₁₂O₆ (glucose)?

14 mol C₆H₁₂O₆

500

How many molecules are in 15 grams of O₂ (oxygen gas)?

2.8 x 10²³ molecules of O₂