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How to find out the valency of an elements when the period number is given ? |
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Answer» Period me hum no of shell Dekhte h Jaise 3rd period h to no shell 3honge ex -Al Okay got it ? Group me to hum dekhte h ki Konsa group h jo group hoga Wahi uski valency Mtlb group 1 h to uski valency 1hogi Thanks friends I got my answer to a q.?? Ohh By knowing period we can find number of shells... Yes Anjali u r right ...Actually It was my mistake ..I got it now? There are 8 elements in 3rd period with different valency.... By checking it\'s group Actually a q. of this type has came in 2017 board exam We cannot know valency by period number.... But we can know it by group number.. For example if an element is given of 3rd period then how will we find its valency ? Means Element* |
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