JEE Main Chemistry question
The valence shell electronic configuration of group 17 elements is given as . The value of 'X' is .
Answer: 5
Solution
Group 17 (halogen) elements have the general valence configuration , so .
The valence shell electronic configuration of group 17 elements is given as . The value of 'X' is .
Group 17 (halogen) elements have the general valence configuration , so .