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