Chemists have recently explored protactinium's multiple resemblances to more completely understand the relationship between the transition metals and the complex chemistry of the early actinide ...
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 ...
Chemists use symbols and formulae to represent elements and compounds. Word equations and balanced chemical equations represent the changes that happen in chemical reactions. Mixtures - AQA There are ...
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