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Question: Answered & Verified by Expert
Point out the incorrect statement among the following?
Chemistryp Block Elements (Group 15, 16, 17 & 18)JEE Main
Options:
  • A The oxidation state of oxygen is +2 in OF2 .
  • B Acidic character follows the order H2O<H2S<H2Se<H2Te.
  • C The tendency to form multiple bonds increases in moving down the group from sulphur to tellurium (towards C and N)
  • D Sulphur has a strong tendency to catenate while oxygen shows this tendency to a limited extent.
Solution:
1640 Upvotes Verified Answer
The correct answer is: The tendency to form multiple bonds increases in moving down the group from sulphur to tellurium (towards C and N)
Multiple bonds formation tendency with carbon and nitrogen decreases from sulphur to tellurium.
CS2(S=C=S) is moderately stable.
CSe 2 (Se = C = Se) decomposes readily whereas,
CTe2(Te=C=Te) does no exist.

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