Question

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Answer 1

What are coordination compounds and how do that differ from double salts ? explain

Answer :

$\sf \: coordination \: compounds \: include \: such \: substances \: as \: vitamin \: b_{12} \: hemoglobin \: and \: chlorophyll \: \: dyes \:a nd \: pigments \:a nd \: catalysts \: used \: in \: preparing \: organic \: substances.$

Double salt

• They contain two simple salt in equimolar proportion
• In aqueous solution , they dissociate completely into ions.

Complex compound

• They contain a complex of salt which may or may not be in equimolar proportion.
• In aqueous solution complex ion does not dissociation into ions.

• Coordination sphere

coordination sphere refers to the array of molecules and ions directly attached to the central metal atom.

Answer 2

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