University:
Dakota State University
Course:
CHEM 112 | General Chemistry I
Academic year:

2024
Views:

40

Pages:

2
Author:

omiliar74be

KEY Naming Chemicals Name - _________________ 1.) Write either the chemical formula or chemical name for the binary (two atom types) ionic compounds: a.) strontium sulphide ______________SrS______________ b.) CaCl2 ___________calcium chloride________ c.) lithium bromide ______________LiBr_____________ d.) K2O _________potassium oxide__________ e.) beryllium oxide _______________BeO_____________ f.) Li2O __________lithium oxide___________ g.) potassium phosphide _______________K3P______________ h.) Ca3N2 __________calcium nitride_________ 2.) Write the name or formula for these MULTIVALENT metal ionic compounds: a.) molybdenum (III) sulphide ______________Mo2S3____________ b.) PbCl2 _________lead (II) chloride________ c.) rhodium (IV) bromide _____________RhBr4_____________ d.) Cu2O __________copper (I) oxide________ e.) mercury (II) oxide ______________HgO_____________ f.) Tl2Se ________thallium (I) selenide_______ g.) bismuth (V) phosphide ______________Bi3P5_____________ h.) PbF4 _________lead (IV) fluoride_______ 3.) Write the chemical formula or name for the following compounds containing POLYATOMIC IONS: a.) sodium acetate ___________NaCH3COO____________ b.) PbCrO4 _________lead (II) chromate________ c.) barium acetate __________Ba(CH3COO)2___________ d.) CaSO4 __________calcium sulphate_________ e.) mercury (II) chloride ______________HgCl2_____________ f.) Li3PO4 __________lithium phosphate________ 1 KEY g.) bismuth (V) phosphate ____________Bi3(PO4)5____________ h.) (NH4)2HPO4 __ammonium monohydrogenphosphate__ 4.) Classify each of the following as binary, multivalent or polyatomic (combinations can exist). Then the chemical formula or name for each. a.) potassium acetate _______polyatomic - KCH3COO_______ b.) PbF2 _binary and multivalent – lead (II) fluoride_ c.) calcium acetate ______polyatomic – Ca(CH3COO)2_____ d.) Li2O ________binary – lithium oxide_______ e.) copper (II) chlorite _polyatomic and multivalent – Cu(ClO2)2_ f.) Na3PO4 ____polyatomic – sodium phosphate____ g.) lithium phosphide ___________binary – Li3P____________ h.) (NH4)2SO4 ___ polyatomic – ammonium sulphate____ 2