Cobalt Substitution Flashcards by 13C isla cantle-Jones | Brainscape

Q

What colour is the cobalt aqueous ion?

A

Pink (solution)

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Q

Co2+ + NaOH ->

A

Co(H2O)4(OH)2

Blue ppt

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Q

Co2+ + XS NH3 ->

A

(Co(NH3)6)2+

Pale brown solution

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Q

Co2+ + Na2CO3 ->

A

CoCO3

Purple ppt

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Q

Co2+ + HCl ->

A

(Co(Cl)4)2-

Blue solution

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