Chemistry - PERIODIC TABLE Question with Solution | TestHub

ChemistryPERIODIC TABLEElectron Affinity, ElectronegativityMedium2 minQB
ChemistryMediummatching list

Match the column :-

Column I (Process)

Column - II (Properties)

(A) N⁺ → N

(P) Energy is absorbed

(B) O⁻ → O-2

(Q) Inert gas configuration is achieved

(C) Mn → Mn+4

(R) Half filled configuration is achieved

(D) P → P-3

(S) Spin magnetic nature changed

 

(T) Energy released

Options:

Answer:
B
Solution:

(A) N⁺ → N

  • Gains electron → half-filled stability achieved (R)
  • Energy released → (T)

(B) O⁻ → O²⁻

  • Adding e⁻ to negative ion → energy absorbed (P)
  • Achieves stable configuration → (Q)
  • Spin state changes → (S)

(C) mN → mN+4

  • Removing electrons → always energy absorbed (P)

(D) P → P³⁻

  • Gains electrons → energy absorbed initially (P)
  • Achieves noble gas configuration → (Q)
  • Spin changes → (S)
Stream:JEESubject:ChemistryTopic:PERIODIC TABLESubtopic:Electron Affinity, Electronegativity
⏱ 2mℹ️ Source: QB

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