Chemical Naming (Ionic, Covalent, and Polyatomic)
Gram-Formula Mass
Grams, Moles, and Molecules
Molecular and Empirical Formulas
Percent Composition
100

The formal name of water (H2O)

What is dihydrogen monoxide?

100

The gram formula mass of CO2.

What is 44 g/mol?

100

There is this many moles in 2 grams of H2O (water).

What is 0.11 moles?

100

This is the empirical formula of FeCl2.

What is FeCl2?

100

This is the formula for calculating percent composition.

What is part/whole x 100?

200

The chemical formula for Cobalt (II) Chloride.

What is CoCl2?

200

The gram formula mass of NaCl.

What is 58.45 g/mol?

200

There are this many grams in 8.76 moles of NaOH.

What is 350.4 grams?

200

This is the empirical formula of C8H10O8

What is C4H5O4?

200

This is the percent composition of sodium in NaCl.

What is 39.3%?

300

The formal name of KClO4.

What is Potassium perchlorate?

300

The gram formulas mass of sugar, C6H12O6.

What is 180 g/mol?

300

There are these many moles in 1.06 x 1024 molecules of LiF.

What is 1.76 moles?

300

The correct empirical formula for eplerenone, C24H30O6

What is C4H5O?

300
This is the percent composition of oxygen in NO3​​​​
What is 77.4%?
400

The chemical formula for beryllium nitride.

What is Be3N2?

400

The gram formula mass of Ba(OH)2.

What is 171g/mol?

400

There are this many molecules in 17.9 moles of HCl.

What is 1.08 x 1025 molecules of HCl in moles?

400

The molecular formula for a compound empirical formula of C3H4N2 and a molar mass of 204.23 g/mole.

What is C9H12N6?

400

This is the percent composition of aluminum in Al2(SO4)3

What is 16%?

500

The chemical name for Sn(NO3)4.

What is Tin (IV) nitrate?

500

The gram formula mass of Mg(C2H3O2)2

What is 142g/mol?

500

There are this many molecules are in 59 grams of MgCl2.

What is 3.74 x 1023 molecules of MgCl2 in grams?

500

The empirclal formula of Nylon-6, which contains 63.68% C, 12.38% N and 9.80% H and 14.14% O by mass.

What is C6H11NO?

500

This is the percent composition of all elements in (NH4)3PO4.

What is N = 28%, H = 8%, O = 43%, and P = 21%?

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