Question

Fill in the blank spaces by choosing the
correct words from the given list :
List : 2, 8, 8, 2; twenty seven, eight, two, nuclear
1. The L-shell of an atom can have maximum
of
electrons.
2. Tritium, an isotope of hydrogen gas,
neutrons in its nucleus.
3. In an atom of 23 A1, the number of nucelons
are
4. The electronic configuration of 40Ca is
​

Answer 1

Answer:

1) 8

2) Tritium is an isotope of hydrogen whose nucleus triton contains 2 neutrons and 1 proton.

3) The number of electrons present in an atom is 11. The number of neutrons present in the atom is 12.

4) 1s22s22p63s23p64s2