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JEE Main 201511 AprilOnline
Exam
JEE Main
Year
2015
Date
11 April
Mode
Online
Subject
Chemistry
Chapter
Some Basic Concepts of Chemistry

JEE Main 2015 · 11 April · Online · Chemistry · Some Basic Concepts of Chemistry

An element X shows + 3 , oxidation state in its compounds. Out of...

An element XX shows +3+ 3, oxidation state in its compounds. Out of the four compounds given below, choose the incorrect formula for the element XX.

Options

  1. AX2O3{X}_{2}{O}_{3}
  2. B{X}_{2}{\left(S{O}_{4}\right)}_{3}
  3. CXPO4XP{O}_{4}
  4. DX2Cl3{X}_{2}C{l}_{3}

Correct answer

D. X2Cl3{X}_{2}C{l}_{3}

Step-by-step solution

Oxidation state of XX is +3+ 3. The formula should be XCl3XC{l}_{3} and not X2Cl3{X}_{2}C{l}_{3}.
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