JEE Main 2022 · 27 Jun · Shift 2 · Chemistry Q67

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ChemistrySingle correct+4 / -1Question 67 of 90

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Flourine forms one oxoacid.

Reason R: Flourine has smallest size amongst all halogens and is highly electronegative.

In the light of the above statements, choose the most appropriate answer from the options given below.

Both A and R are correct and R is the correct explanation of A.

Both A and R are correct but R is NOT the correct explanation of A.

A is correct but R is not correct.

A is not correct but R is correct.

Answer and worked solution

Official answer: A

Fluorine forms only HOF, because it is small, highly electronegative and has no d orbitals for higher oxidation states. NTA's key takes R as the explanation.

(A)

Topics:Group 17 Oxoacids

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JEE Main 2022 · 27 Jun · Shift 2, Chemistry question 67