Medium· General properties of transition elements· +4 / −1
The electronic configuration of (atomic number ) is:
The number of terminal oxygen atoms present in the product B obtained from the following reaction is ______. FeCr_2O_4+Na_2CO_3+O_2…
JEE Mains 2022 June 29 Shift 1 · Medium
An acidified manganate solution undergoes disproportionation reaction. The spin-only magnetic moment value of the product having manganese…
JEE Mains 2022 June 29 Shift 1 · Easy
The most stable lanthanide in the divalent form is :
JEE Mains 2022, June 28 - Shift 1 · Medium