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Course: Class 12 Chemistry (India) > Unit 5
Lesson 1: The transition metals- Introduction to d-block elements
- Electronic configurations of the d-block elements
- Ionisation enthalpies of transition elements
- Trends in the general properties
- Trends in the atomic properties of transition elements
- Oxidation states of transition elements
- Oxidation states of transition metals
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Introduction to d-block elements
In this video, we will discuss the electronic configurations of d-block elements and a few exceptions.
Timestamps
00:09 - Introduction to d-block elements.
00:25 - Applications of d-block elements.
01:25 - Why are they called transition metals?
02:08 - Electronic configuration
7:30 - Electrons from which orbital is lost during the formation of ions? 3d or 4s?
Practice this concept - https://www.khanacademy.org/science/class-12-chemistry-india/x6a5fb67b43bb54b9:the-d-block-elements/x6a5fb67b43bb54b9:the-transition-metals/e/general-properties-of-the-transition-elements?lang=en
Check out more videos and exercises on “The d-block elements” - https://www.khanacademy.org/science/class-12-chemistry-india/x6a5fb67b43bb54b9:the-d-block-elements#x6a5fb67b43bb54b9:the-transition-metals
To get you fully ready for your exam and help you fall in love with “Chemistry”, find the complete bank of exercises and videos for “class 12, chemistry” here - https://www.khanacademy.org/science/class-12-chemistry-india?lang=en
. Created by Revathi Ramachandran.