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A coloured salt violet colour to Bunsen Flame? 

Asked by amitjena226 21st December 2017, 10:12 PM
Answered by Expert
Answer:
A) Na2CO3 : Na+ gives persistent golden yellow flame
B) K2CO3   :  K+ gives violet coloured flame for short time
C) Cu(OH)2: Cu2+ gives intense blue surrounded by green flame.
D) MgCO3  : Mg+ gives white sparks.
 
 
Hence the correct answer is K2CO3.
Answered by Expert 22nd December 2017, 11:58 AM
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