solve the question no. 12
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hope this will be correct
grip I don't know correctly
grip I don't know correctly
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AnujRawat1:
wrong group is 2 and period is 4
Its group is 2 not 4 and its period is 4.
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Hope this will help you.
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please send me image of periodic table
Sorry but you'll be unable to identify the elements as the picture quality of Samsung tablet is mostly bad (as you can see in this one too). You can Google it.
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