In a molecules of diboren, there is not enough vacance electron to form the expected number of normal covalent bond bet…
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Read moreRaw milk may contain E.coli, Salmonella and other harmful bacteria. So, milk is boiled before use so as to …
Read moreTransi tion wi thin the d-orbitals of an elements are called d-d transition, while transition within f-blocks element…
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