Chapter 7 Whiteboard Review

»What are ions formed from a single atom called?»Monatomic ions

»Name the following:»Li+

»Lithium cation

»Name the following:»Br-

»bromide anion

»Name the following:»O2-

»oxide anion

»Name the following:»Co2+

»Cobalt (II) cation

»Name the following:»Al3+

»Aluminum cation

»Write the chemical formula for the binary compound:»Zn2+ and I-

»ZnI2

»Write the chemical formula for the binary compound formed between the following elements:»Magnesium and chlorine»MgCl2

»Write the chemical formula for the binary compound formed between the following elements:»Aluminum and sulfur»Al2S3

»Write the formula and give the name for the compounds formed between the following ions:»Fe2+ and O2-

»FeO; iron(II) oxide

»Write the formula and give the name for the compounds formed between the following ions:»Fe3+ and O2-

»Fe2O3; iron(III) oxide

»Name the following:»CO3

2-

»Carbonate ion

»Name the following:»PO4

3-

»phosphate ion

»Name the following:»NH4

+

»ammonium ion

»Write the formula for:»Tin(IV) sulfate»Sn(SO4)2

»Write the formula for:»Calcium nitrite»Ca(NO2)2

»Give the name of the following compound:»Ca(OH)2

»Calcium hydroxide

»Give the name of the following compound:»KClO»Potassium hypochlorite

»Give the name of the following compound:»As2O5

»Diarsenic pentoxide

»Give the name of the following compound:»SO3

»Sulfur trioxide

»Write the formula for:»Dinitrogen trioxide»N2O3

»Name the following acid:»H2SO4

»Sulfuric acid

»Name the following acid:»HI»Hydriodic acid

»Name the following acid:»HNO2

»Nitrous acid

»Write the formula for the following acid:»Hypochlorous acid»HClO

»Write the formula for the following acid:»carbonic acid»H2CO3

»Assign oxidation numbers to each atom in the following compounds or ions:»HCl»H +1; Cl -1

»Assign oxidation numbers to each atom in the following compounds or ions:»CF4

»C +4; F -1

»Assign oxidation numbers to each atom in the following compounds or ions:»SO2

»S +4; O -2

»Assign oxidation numbers to each atom in the following compounds or ions:»HClO3

»H +1; Cl +5; O -2

»Assign oxidation numbers to each atom in the following compounds or ions:»Sn2+

»+2

»Assign oxidation numbers to each atom in the following compounds or ions:»O2

»0

»Name the following compounds first using the prefix system, then using the stock system:»CO2

»Carbon dioxide; »carbon(IV) oxide

»Name the following compounds first using the prefix system, then using the stock system:»PCl3

»Phosphorus trichloride; »phosphorus(III) chloride

»Name the following compounds first using the prefix system, then using the stock system:»N2O»Dinitrogen monoxide; »nitrogen(I) oxide

»Find the formula mass of the following compound:»H2SO4

»98.08 amu

»Find the formula mass of the following compound:»Ca(NO3)2

»164.10 amu

»Find the molar mass of the following compound:»Ba(NO3)2

»261.35 g/mol

»How many moles of atoms of each element are there in one mole of the following compound:»Ba(NO3)2

»1 mol Ba; 2 mol N; 6 mol O

»How many moles of atoms of each element are there in one mole of the following compound:»NaNO3

»1 mol Na; 1 mol N; 3 mol O

»What is the mass in grams of 0.257 mol of calcium nitrate, Ca(NO3)2:»42.2 g

»How many moles of compound are there in 6.60g (NH4)2SO4:»0.0500 mol

»Find the percentage of water in sodium carbonate decahydrate, Na2CO3 .10H20:

»62.98% H20

»What is the empirical formula for a compound that contains 32.38% Na, 22.65% S, and 44.99% O?»Na2SO4

»Determine the molecular formula of the compound with an empirical formula of CH and a formula mass of 78.110 amu.»C6H6

»A sample of a compound with a formula mass of 34.00 amu is found to consist of 0.44g H and 6.92g O. Find its molecular formula.»H2O2

»The empirical formula for trichloroisocyanuric acid, the active ingredient in many household bleaches is OCNCl. The molar mass of this compound is 232.41 g/mol. What is the molecular formula?»O3C3N3Cl3