Coloured Ions

JEE Main Chemistry · d- and f-Block Elements · 6 questions, latest first

• Given below are two statements: Statement I: The number of pairs among [Ti^4+, V^2+],[V^2+, Mn^2+],[Mn^2+, Fe^3+] and [V^2+,…20268 April, Shift 2 · Q60
• Among Fe^2+, Fe^3+, Cr^2+ and Zn^2+, the ion that shows positive borax bead test and with highest ionisation enthalpy is:20262 April, Shift 2 · Q70
• Given below are two statements: Statement I: The number of pairs, from the following, in which both the ions are coloured in…202628 January, Shift 1 · Q61
• The correct set of ions (aqueous solution) with same colour from the following is:202523 January, Shift 1 · Q60
• Which of the following compounds show colour due to d-d transition?20241 February, Shift 2 · Q71
• The orange colour of K_2 Cr_2 O_7 and purple colour of KMnO_4 is due to202430 January, Shift 2 · Q70