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Each question is worth 1.5 points. A student will receive 0.5 point for a reasonable effort. K 2 S MgSO 4 (NH 4 ) 2 Cr 2 O 7 Sr 2+ 2 Br 1- K 1+ OH 1- 2 Cu 1+ CrO 4 2- K 3 N TiO 2 Ni(NO 3 ) 2 N 2 O 7 Ca(NO 3 ) 2 NH 4 IO 3 3 11 magnesium chloride manganese (V) fluoride
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Each question is worth 1.5 points. A student will receive 0.5 point for a reasonable effort.
K2S • MgSO4 • (NH4)2Cr2O7 • Sr2+ 2 Br1- • K1+ OH1- • 2 Cu1+ CrO42- • K3N • TiO2 • Ni(NO3)2 • N2O7 • Ca(NO3)2 • NH4IO3 • 3 • 11 • magnesium chloride • manganese (V) fluoride • gold (III) chlorate • sulfur trioxide • potassium chlorite • ammonium phosphate • tetraphosphorus decaoxide • tin (IV) nitride • tin (II) phosphide • Li2O • CaCO3 • (NH4)3PO4 • Mg2+ 2 F1- • Na1+ HCO31- • Fe3+ 3 BrO31- • NaCl • TiF2 • Ni(ClO3)2 • S2O9 • Ba(ClO2)2 • NH4CH3COO • 3 • 16 • lithium sulfide • manganese (III) chloride • iron (II) sulfate • sulfur dioxide • boron sulfite • ammonium chromate • triphosphorus heptaoxide • iron (II) nitride • iron (III) oxide • Na2O • AlPO4 • (NH4)2CrO4 • Ca2+ 2 Cl1- • Li1+ ClO21- • Fe3+ 3 OH1- • Na2S • TiO • NiSO4 • P2O7 • Al2(SO3)3 • NH4CN • 3 • 21 • potassium nitride • gold (I) sulfide • manganese (V) nitrite • sulfur trioxide • rubidium nitrate • ammonium dichromate • tetranitrogen nonaoxide • lead (II) nitride • lead (IV) phosphate