Question

Fill in the blanks:

1. The maximum numbers of electrons that can be present in third energy shell are______.
2. The number of valence electrons in 24 mg12 is__________.
3. The outermost shell cannot have more than _______electrons in a stable atom.

Answer 1

i. the maximum number of electrons that can be present in the third energy shell are 18.
ii. the number of valence electrons in 24mg12 is 2
iii. the outermost  shell cannot have more than 8 electrons in a stable atom

Answer 2

i. the maximum number of electrons that can be present in the third energy shell are 18.

ii. the number of valence electrons in 24mg12 is 2

iii. the outermost  shell cannot have more than 8 electrons in a stable atom