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| 1. |
The electronic configuration of an element 'X', is 1s 2s22p6 3s23p3. What is the atomic number of the element which is just below X in the periodic table (A) 33(B) 34(C) 31(D) 49 |
| Answer» HEY MATE it is 33mark as BRAINLIEST if you LIKE the ANSWER | |