Content protected from screenshots
Home Current Affairs General Knowledge Categories Concept Builder Quiz Start Quiz

GKFix MCQ Question

Test your knowledge and learn something new

Back to Home View All d and f BLOCK ELEMENTS Questions
8 Views
Question

What is the electronic configuration of the Er³⁺ ion?

Related Questions

Based on Table 4.2, which element among Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn has the lowest density... 6
Why is finely divided iron used as a catalyst in Haber's Process? 6
In the complex ScCl₃, what is the likely oxidation state of Scandium? 7
Who won the Procore Championship ahead of the Ryder Cup, marking his sixth PGA Tour title of the yea... (Current Affairs) 5
Which book from the 14th century discussed Maithili cuisine and mentioned yoghurt, fish, and other e... (Current Affairs) 169