JEE Main Chemistry question

Chemistry The d and f-Block Elements JEE Main

Which lanthanoid compound is used as a most powerful liquid laser after dissolving it in selenium oxychloride?

(A)Cerium oxide
(B)Neodymium oxideCorrect
(C)Promethium sulphate
(D)Ceric sulphate

Answer: (B)

Solution

Neodymium oxide dissolved in selenium oxychloride is the established powerful liquid-laser medium. The correct option is (b).

Question ID VK-147846