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ChemistryJEE Main 24 Jan 2026, Shift 2·Q1·MCQ·Easy

p-Block (13–14) · Anomalous properties of carbon

Choose the INCORRECT statement
  1. (1)Among the isotopes of carbon, 13^{13}C is a radioactive isotope.
  2. (2)Carbon exhibits negative oxidation states along with +4+4 and +2+2.
  3. (3)Carbon cannot exceed its covalency more than four.
  4. (4)COX2\ce{CO2} is the most acidic oxide among the dioxides of group 14 elements.
We corrected a printing error in the original paper

Option (4): source printed “the dioxides of group of 14 elements”.

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