The elements in which of the following have the most nearly the same atomic
radius? *
Be, B,...
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How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
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Helium decays to form lithium. which equation correctly describes this decay?
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Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.
Answers: 1
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