Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JEE Main
Exam
JEE Main
Subject
Chemistry
Chapter
p Block Elements (Group 13 & 14)

JEE Main · Chemistry · p Block Elements (Group 13 & 14)

Which is an incorrect statement?

Which is an incorrect statement?

Options

  1. ADiamond is unaffected by conc. acids, but graphite reacts with hot conc. HNO3HN{O}_{3} forming mellitic acid C6(COOH)6{C}_{6} ( COOH{)}_{6}
  2. BCOCO is toxic because it forms a complex with hemoglobin in the blood
  3. CC3O2{C}_{3}{O}_{2} , carbon suboxide, is a foul-smelling gas
  4. DCOCl2COC{l}_{2} is called tear gas.

Correct answer

D. COCl2COC{l}_{2} is called tear gas.

Step-by-step solution

COCl2COC{l}_{2} is phosgene gas and tear gas is phenacyl chloride.
Practice p Block Elements (Group 13 & 14) on Quantrex Academy →

More from p Block Elements (Group 13 & 14)

Given below are two statements : Statement I: Aluminium upon reaction with NaOH forms… JEE Main 2026Consider the following reactions Na_ 2 ~B_ 4 O_ 7 Δ 2 X+ Y CuSO_ 4 + Y Non-Luminous flame… JEE Main 2026It is noticed that Pb^ 2+ is more stable than Pb^ 4+ but Sn^ 2+ is less stable than Sn^… JEE Main 2026The correct statements from the following are : A. Ionic radii of trivalent cations of… JEE Main 2026Given below are two statements : Statement I : Elements ' X ' and ' Y ' are the most and… JEE Main 2026Consider the following reactions. PbCl_ 2 +K_ 2 CrO_ 4 arrow ~A+2 KCl (Hot solution)… JEE Main 2026Given below are two statements : Statement I : The number of pairs among [SiO_ 2 , CO_ 2… JEE Main 2026The group 14 elements A and B have the first ionisation enthalpy values of 708 and 715… JEE Main 2025 Full p Block Elements (Group 13 & 14) list All 99 Percentile Qs Bank for JEE Main PYQs