Chemistry · Periodic Classification and Chemical Bonding
An element 'X' has an atomic number of 19. If it is represented by the electronic configuration K=2, L=8, M=8, which of the following statements is true for this configuration?
- 1It implies that element 'X' is a non-metal.
- 2It implies that element 'X' is a noble gas element.
- 3It is the electronic configuration of the cation of element 'X'.✓
- 4It is the electronic configuration of the anion of element 'X'.
Correct answer
It is the electronic configuration of the cation of element 'X'.
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