Question 2.8: Name the following ionic compounds:(a) CaS (b) Al(NO3)3 (c) ...
Name the following ionic compounds:
(a) CaS (b) Al(NO_{3})_{3} (c) FeCl_{2}
STRATEGY
Recall symbols for elements, symbols for polyatomic ions (Table 2.2), and suffixes for nonmetals.
Table 2.2 Some Common Polyatomic Ions
-3 | -2 | -1 | +1 |
PO_{4}^{3-} (phosphate) | CO_{3}^{2-} (carbonate) | OH^{-} (hydroxide) | NH_{4}^ {+} (ammonium) |
SO_{4}^{2-} (sulfate) | NO_{3}^{-}(nitrate) | Hg_{2}^ {2+} (mercury I) | |
CrO_{4}^{2-} (chromate) | ClO_{3}^{-} (chlorate) | ||
Cr_{2}O_{7}^{2-} (dichromate) | ClO_{4}^{-}(perchlorate) | ||
HPO_{4}^{-2} (hydrogen phosphate) | CN^{-} (cyanide) | ||
C_{2}H_{3}O_{2}^{-} (acetate) | |||
MnO_{4}^{-} (permanganate) | |||
HCO_{3}^{-} (hydrogen carbonate) | |||
H_{2}PO_{4}^{-} (dihydrogen phosphate) |
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