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Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 8

Suhaani arranged an experimental set up as shown:

Which of the following statements is incorrect ?

AReaction takes place in all the beakers.
BBeaker I contains the least amount of Zn ions after 5 minutes.
CBeaker III contains the maximum amount of Zn ions after 5 minutes.
DNone of these


and this?????????????????

Ans 1:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 2:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 3:

Anoushka Anbu from Amara Jyoti Public School, Bengaluru
Class : Class 8
Because option a is correct as reaction takes place in all three beakersOption b is also correct as Mg is more reactive than Zn.Option c is also correct as Zn is more reactive than Ag.Option c is also correct because

Ans 4:

Sahasra Shanker from KV IIT, Chennai
Class : Class 6
why??????????????

Ans 5:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 6:

Anoushka Anbu from Amara Jyoti Public School, Bengaluru
Class : Class 8

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