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Kamal Manchenella from Delhi Public School, Hyderabad
Subject :NSO    Class : Class 7

Vishakha took few wire pieces made up of different metals and placed them in blue solution of copper sulphate. What will be the changes in the colour of the solutions present in beakers I, II and III?



I II III
A Green Blue Green
B Blue Green Green
C Green Blue Blue
D Blue Blue Blue


Ans 1:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 2:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
Yes the answer is option C

Ans 3:

from , barbil
Class : Class 8
Green blue blue

Ans 4:

Pisal Dhruv from Veer Bhagat Singh International School, Mumbai
Class : Class 7
the answer is Green Blue Blue

Ans 5:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 6:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 7:

Yash Arya from Sharda Vidya Mandir, Bhopal
Class : Class 7
option c

Ans 8:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 9:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 10:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 11:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
option c

Ans 12:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

Ans 13:

Pranathi from GIIS, Kuala Lumpur
Class : Class 7
C

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