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Phosphorus and sulphur show multiple valency. why some elements show multiple valency? |
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Answer» rous and SULPHUR both have electrons that have entered the 3rd shell s, p, d orbitals. ... It is similar in Sulphur. Thus, elements from THIRD PERIOD onwards have MULTIPLE valency as they can form one number of bonds in non excited state and another number of bonds in excited state due to presence of d ORBITAL. |
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