MCQ
Consider the electronic configuration for neutral atoms:

$(i)$ $1s^22s^2p^63s^1$            $(ii)$ $1s^22s^22p^64s^1$

Which of the following statements is/are false ?

$(a)$ Energy is required to change $(i)$ to $(ii)$

$(b)$ $(i)$ represents $‘Na’$ atom

$(c)$ $(i)$ and $(ii)$ represent different elements

$(d)$ More energy is required to remove one electron from $(i)$ than $(ii)$

  • A
    $(a)T(b)F(c)F(d)T$
  • B
    $(a)T(b)T(c)F(d)F$
  • $(a)T(b)T(c)F(d)T$
  • D
    $(a)F(b)T(c)F(d)T$

Answer

Correct option: C.
$(a)T(b)T(c)F(d)T$
c

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