NEET 2024 (Re-Examination) | d and f Block Elements Question 1 | Chemistry

NEET 2024 (Re-Examination)

MCQ (Single Correct Answer)

-1

Baeyer's reagent is :

Acidic potassium permanganate solution

Acidic potassium dichromate solution

Cold, dilute, aqueous solution of potassium permanganate

Hot, concentrated solution of potassium permanganate

NEET 2024 (Re-Examination)

MCQ (Single Correct Answer)

-1

Which of the following pairs of ions will have same spin only magnetic moment values within the pair?

A. $$\mathrm{Zn}^{2+}, \mathrm{Ti}^{2+}$$

B. $$\mathrm{Cr}^{2+}, \mathrm{Fe}^{2+}$$

C. $$\mathrm{Ti}^{3+}, \mathrm{Cu}^{2+}$$

D. $$\mathrm{V}^{2+}, \mathrm{Cu}^{+}$$

Choose the correct answer from the options given below :

C and D only

A and D only

A and B only

B and C only

NEET 2024 (Re-Examination)

MCQ (Single Correct Answer)

-1

Which of the following set of ions act as oxidising agents?

$$\mathrm{Ce}^{4+}$$ and $$\mathrm{Tb}^{4+}$$

$$\mathrm{La}^{3+}$$ and $$\mathrm{Lu}^{3+}$$

$$\mathrm{Eu}^{2+}$$ and $$\mathrm{Yb}^{2+}$$

$$\mathrm{Eu}^{2+}$$ and $$\mathrm{Tb}^{4+}$$

NEET 2024 (Re-Examination)

MCQ (Single Correct Answer)

-1

The UV-visible absorption bands in the spectra of lanthanoid ions are 'X', probably because of the excitation of electrons involving 'Y'. The 'X' and 'Y', respectively, are : Narrow and d and f orbitals

Broad and f orbitals

Narrow and f orbitals

Broad and d and f orbitals

Narrow and d and f orbitals

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