Chemistry · 2020
JEE Main · 2 September 2020, Shift 2 · Q32
Three elements X, Y and Z are in the 3^rd period of the periodic table. The oxides of X, Y and Z, respectively, are basic, amphoteric and acidic. The…
Three elements $\displaystyle \mathrm{X}, \mathrm{Y}$ and Z are in the $\displaystyle 3^{\text {rd }}$ period of the periodic table. The oxides of X, Y and Z, respectively, are basic, amphoteric and acidic. The correct order of the atomic numbers of X, Y and Z is :
Official answer
(1)
$\displaystyle \mathrm{X}<\mathrm{Y}<\mathrm{Z}$
All Classification of Elements and Periodicity questionsPractice Classification of Elements and Periodicity →
More from Classification of Elements and Periodicity
- The set of elements that differ in mutual relationship from those of the other sets is:2021
- The incorrect statement is2022
- The correct set that contains all kinds (basic, acidic, amphoteric and neutral) of oxides is:2026
- The electron affinity value are negative for A. Be → Be^- B. N → N^- C. O → O^2- D. Na → Na^- E. Al → Al^- Choose the most appropriate answer from…2024
- Consider the elements Mg, Al, S, P and Si, the correct increasing order of their first ionization enthalpy is:2021
- Match List-I with List-II. & \\ 1 s^2 2 s^2 & (i) 801 \\ 1 s^2 2 s^2 2 p^4 & (ii) 899 \\ 1 s^2 2 s^2 2 p^3 & (iii) 1314 \\ 1 s^2 2 s^2 2 p^1 & (iv)…2021
- Electronic configuration of four elements A, B, C and D are given below: 1 s^2 2 s^2 2 p^3 1 s^2 2 s^2 2 p^4 1 s^2 2 s^2 2 p^5 1 s^2 2 s^2 2 p^2…2025
- Identify the elements X and Y using the ionisation energy values given below: Ionization energy (kJ/mol)2021
JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.