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Which of the following is the most electropositive element?(a) Phosphorus (b) Magnesium(c) Aluminium (d) Sulphur |
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Answer» Correct option (b) Magnesium Explanation: Sulphur and phosphorus are non-metals, they have very low electropositivity. As aluminium has one extra-nuclear charge than Mg, it has lesser electropositive character than Mg [due to greater pull exerted by nucleus on e-]. |
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