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Author Question: Of the following complex ions: [CrCl(NH3)5]2+, [Cr(NH3)6]3+, [CrCl(H2O)5]2+, [Cr(H2O)6]3+, one ... (Read 54 times)

lb_gilbert

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Question 1

Of the following complex ions: [CoCl(NH3)5]2+, [Co(NH3)6]3+, [Co(en)3]3+, [Co(H2O)6]3+, one appears pink, two are yellow, and one blue.  Which is blue?
◦ [Co(NH3)6]3+
◦ [CoCl(NH3)5]2+
◦ [Co(H2O)6]3+
◦ [Co(en)3]3+
◦ both [Co(en)3]3+ and [Co(H2O)6]3+

Question 2

Of the following complex ions: [CrCl(NH3)5]2+, [Cr(NH3)6]3+, [CrCl(H2O)5]2+, [Cr(H2O)6]3+, one appears pink, one yellow, one blue-green and one violet.  Which is blue-green?
◦ [Cr(NH3)6]3+
◦ [CrCl(NH3)5]2+
◦ [CrCl(H2O)5]2+
◦ [Cr(H2O)6]3+
◦ both [CrCl(H2O)5]2+ and [CrCl(NH3)5]2+


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Marked as best answer by lb_gilbert on Jul 8, 2021

Zebsrer

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lb_gilbert

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Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it


peter

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Reply 3 on: Yesterday
Gracias!

 

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