apch03_practest10 - South Pasadena AP Chemistry Name_...

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South Pasadena • AP Chemistry Name______________________________ Period ____ Date ___/___/___ 3 • Molecules and Compounds P R A C T I C E T E S T 1. What is the formula of the ionic compound formed between Mg and Br? a) MgBr d) Mg 2 Br 2 b) Mg 2 Br e) Mg 2 Br 3 c) MgBr 2 2. What is the formula of the ionic compound formed between Ca and P? a) Ca 2 P 3 d) Ca 2 P b) CaP e) Ca 3 P 2 c) Ca 5 P 10 3. What is the name of the SO 3 2– ion? a) sulfate d) sulfur trioxide b) nitrate e) hydrogen sulfate c) sulfite 4. What is the correct formula and charge for the chromate ion? a) CrO 4 2– d) Cr 2 O 7 b) CrO 4 e) Cr 3+ c) Cr 2 O 7 2– 5. Which one of the following elements forms ions with two different valences? a) calcium c) iron b) arsenic d) fluorine 6. The correct name for CCl 4 is a) carbon(I) chloride b) carbon chloride c) carbon tetrachloride d) monocarbon chloride(IV) e) carbochlorinate 7. The correct formula for hydrogen telluride is a) HTe c) H 3 Te b) H 2 Te d) HTe 2 8. The correct formula for dinitrogen tetroxide
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This note was uploaded on 02/12/2012 for the course CHEMI 0043 taught by Professor Kaisasantos during the Fall '11 term at Pontificia Universidad Catolica Madre y Maestra.

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apch03_practest10 - South Pasadena AP Chemistry Name_...

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