Chem Jeopardy

Nomenclature

100

What is the name of MgCl₂? 

Magnesium Chloride

200

What is the name of C₂F₆?

Dicarbon Hexafluoride 

300

What is the name of FeCl₂? 

Iron (II) Chloride 

400

What is the name of Co(NO₃)₃

Cobalt (III) Nitrate 

Molar Mass

100

What is the molar mass of LiF? 

25.94 g/mol

200

What is the molar mass of CaCl₂? 

154.51 g/mol

300

What is the molar mass of Al(NO₃)₃?

213.01 g/mol

400

What is the molar mass of (NH₄)₂SO₄?

132.15 g/mol 

Percent Composition

100

A compound has 4.3 grams of carbon in a 15 gram sample of a compound. What is the percent carbon in this molecule? 

28.67%

200

What is the percent composition of silicon within SiO₂? 

46.75%

300

What is the percent composition of strontium within Sr(NO₃)₂? 

41.40% 

400

What is the percent composition of nitrogen within Sr(NO₃)₂?

13.24%

Density

100

What is the density of a block that weighs 11 grams and has a volume of 33 mL? 

0.33 g/mL

200

What is the mass of a block that has a density of 23 g/mL and a volume of 5 mL? 

115 g

300

What is the mass of an object that has a density of 1.39 g/cm³ and a volume of 232 cm³? 

322.48 g

400

What is the volume of an object that has a mass of 1120 g and a density of 0.45 g/mL? 

2488.89 mL