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Unformatted text preview: nanni (arn437) – Oxyanions - video – CNS – (87654) 1 This print-out should have 6 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points The name of the ClO- 2 ion is 1. chloride. 2. None of these 3. perchlorate. 4. chlorite. correct 5. hypochlorate. Explanation: Clor ic acid is HClO 3 . Chlor ous acid has one fewer oxygen atom, so its formula is HClO 2 . Since the ClO- 2 anion is derived from chlor ous acid, it is correctly named the chlor ite ion. Perchlor ate ion is derived from perchlor ic acid (HClO 4 ) and has the formula ClO- 4 . The chlor ide ion is Cl- . 002 10.0 points The name for Zn(OH) 2 is 1. zinc hydroxide. correct 2. zinc oxygen hydride. 3. zirconium oxide. 4. zirconium(II) hydroxide. Explanation: Zn(OH) 2 is an ionic compound (named by first naming the cation and then the anion). The cation is the zinc ion Zn 2+ . Since this is the only common ion of zinc there is no need to indicate the charge in the name using...
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This note was uploaded on 09/19/2011 for the course CH 301 taught by Professor Fakhreddine/lyon during the Fall '07 term at University of Texas.
- Fall '07