CBSE Class 12-science Answered
Colors of ions of Lanthanides.
Asked by | 10 Jul, 2008, 03:37: PM
Expert Answer
Tm ,tripositive ion is green not Tm.Tm tripositive ion has configuration f12 having 2 unpaired electrons due which it shows green colour.
Gd tripositive ion is colourless due to absorption of light in U.V region.
Answered by | 11 Jul, 2008, 09:38: AM
Concept Videos
-
Introduction d-block elements
This video explains about Classification of d Block elements into transitio... -
Study of properties of d block elements
Study of properties of d block elements like melting points, atomic size, i... -
Formation of interstitial compounds of d block elements ...
This video discusses the important compounds of d block elements. -
About Lanthanoids and Actinoids
This video explains about the d and f block elements. -
Introduction to d-Block Elements
This video explains classification of d block elements into transition seri...
CBSE 12-science - Chemistry
Asked by anubhutiupadhaya | 27 Feb, 2024, 04:28: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by basib61203 | 08 Feb, 2024, 06:03: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by pcn.gugale | 14 Oct, 2021, 02:54: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by asikmostafamondal8 | 02 May, 2021, 09:08: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by riyagharat2020 | 22 Mar, 2021, 10:46: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by ABHILASHA | 04 Mar, 2021, 02:26: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by riaouat143 | 04 Feb, 2021, 03:15: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by vaijilulla1975 | 22 Oct, 2020, 10:16: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by ghoshmahadev037 | 20 Sep, 2020, 11:45: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by sulaikhasulu393 | 03 May, 2020, 06:18: PM
ANSWERED BY EXPERT
