Exams › NEET › Chemistry

Among the lanthanides the one obtained by synthetic method is

1. Lu
2. Pm
3. Pr
4. Gd

Correct answer: Pm

Solution

Promethium (Pm) is the only lanthanide that is not naturally occurring and is obtained synthetically, typically from nuclear reactors or uranium fission products.

Related NEET Chemistry questions

• Identify the incorrect statement.
• Which one of the following ions exhibits d-d transition and paramagnetism as well?
• Magnetic moment 2.84 B.M. is given by: (At. nos, Ni = 28, Ti = 22, Cr = 24, Co = 27)
• Magnetic moment 2.83 B.M is given by which of the following ions? (At. nos. Ti = 22, Cr = 24, Mn = 25, Ni = 28)
• KMnO4 can be prepared from K2MnO4 as per the reaction: 3MnO4^2− + 2H2O → 2MnO4^− + MnO2 + 4OH^−. The reaction can go to completion by removing OH^− ions by adding:
• Which of the statements is not true?

⚔️ Practice NEET Chemistry free + battle 1v1 →