In which of the following pairs, electron gain enthalpies of constituent elements are…
Chemistry · JEE Main · NTA Exams — Classification of Elements and Periodicity in Properties
In which of the following pairs, electron gain enthalpies of constituent elements are nearly the same or identical?
(A) Rb and Cs
(B) Na and K
(C) Ar and Kr
(D) I and At
Choose the correct answer from the options given below: (JEE Main 2022)
(A) Rb and Cs
(B) Na and K
(C) Ar and Kr
(D) I and At
Choose the correct answer from the options given below: (JEE Main 2022)
- (A) and (B) only
- (B) and (C) only
- (A) and (C) only
- (C) and (D) only
Answer
(C) (A) and (C) only
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Which one of the following substances has the highest proton affinity?
- Match List–I with List–II: array |l|l| List-I (Oxide) & List-II (Nature) (A) Cl _ 2 O _ 7 & (I) Amphoteric…
- Which of the following element is expected to have highest electron affinity
- The correct sequence of electron gain enthalpy of the elements listed below is A. Ar B. Br C. F D. S Choose…
- In case of isoelectronic species the size of F − , Ne and Na + is affected by: (Jee Main 2024)
- Which of the following orders regarding ionisation energy is correct?
- Given below are two statements. One is labelled as Assertion and the other is labelled as Reason. STATEMENT-1…
- Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R…
More Classification of Elements and Periodicity in Properties questions · Browse all practice questions