Verified Solution • 2025–26 Session moderate

QJEEM20Che93b: JEE Main 2020 Chemistry - Class 11 JEEM20Che93b Solution: Three elements X, Y and Z are in the 3 rd period of the…

Three elements X, Y and Z are in the 3rd 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 :

Multiple Choice Options

  • A X < Z < Y
  • B Y < X < Z
  • C Z < Y < X
  • D X < Y < Z

Step-by-Step Verified Solution

When we are moving from left to right in a periodic table along with atomic number of atom acidic character of oxides also increases.

∴\therefore atomic number : X < Y < Z

then acidic character : X < Y < Z

Related Learning Resources & Exam Preparation

JEE Main PYQ Question Bank
Browse year-wise authentic previous years' questions with solutions
Authentic CBT Mock Tests
Simulate official exam environment with live timer and percentile scoring