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🛠️ JEE🧪 Chemistry

Given below are two statements: one is labelled as Assertion \( \mathrm{A} \) and the other is labelled as Reason \( \ma…

Q1

Given below are two statements: one is labelled as Assertion \( \mathrm{A} \) and the other is labelled as Reason \( \mathrm{R} \).

Assertion \( \mathrm{A}: \mathrm{TlI}_{3} \), is isomorphous to \( \mathrm{CsI}_{3} \), the metal is present in +1 oxidation state.

Reason \( \mathrm{R} \) : Tl metal has fourteen \( \mathrm{f} \) electrons in its electronic configuration.

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

[JEE Main 2021, 26 Feb (Shift 2)]

a

Both (A) and (R) are correct but (R) is not the correct explanation of (A)

b

(A) is correct but (R) is not correct.

c

(A) is not correct but (R) is correct.

d

Both (A) and (R) are correct and (R) is the correct explanation of (A)

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