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1.      1. 8g of E2O3 contains 5.6 of ‘E’. How many moles of E does 16.8g of the element ‘E’ contain?                                                                                                                 2. The electronic configuration of an ion Z2- is 2,8 . If the number of neutrons present in the parent atom  ‘Z’ is 11  then the nucleon number of Z’ is .
Asked by Sahil Kumar | 20 Mar, 2017, 06:13: PM
answered-by-expert Expert Answer

Solution for your first query:

Answered by | 20 Mar, 2017, 06:24: PM

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