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PERIODIC CLASSIFICATION OF ELEMENTS MCQs
Total Questions : 24
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Answer: Option B. -> M2O3
Answer: Option D. -> modern periodic table removed the anomaly of position of isotopes
Answer: Option B. -> Decreases
Answer: Option C. -> Gallium
Answer: Option C. -> 63
Answer: Option A. -> 17th
Answer: Option A. -> 0.99 Å
Answer: Option A. -> CALCIUM
Answer: Option D. -> ADE