Every year questions are being asked in nearly all the competitive examinations like NEET, JEE, UPTU, WBJE, etc. from d-block element. D-block elements occupy the space between the s-block (most ...
CBSE Class 12th Chemistry Examination 2020 will be held on 7th March 2020. For the ease of students, we have provided important questions and answers for chapter d & f block elements. The students ...
There are lots of different substances but only just over a hundred elements. An element is a substance that is made up of only one kind of atom. The atoms in a particular element are the same as each ...
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