Question

Which of the following is true 1) All transition elements are metallic, but more electropositive than alkaline earths 2) All actinides are synthetic and radioactive 3) All s-block and all p-block elements are representative elements 4) All d-block and all f-block elements are metals

Answer 1

Answer:

The answer is (3)

s and p block elements are representative while d block are transition elements and f ones are lanthanoids and actinoids (inner transition elements)

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