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Calcium is an element with atomic number 20. Stating reason answer each of the following questions : (i) is calcium a inctal or non-motal ? (ii) Will its atomic radius be larger or smaller than that of potassium with atomic number 19? (iii) Write the formula ofits oxide |
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Answer» lcium OXIDE = CaOii)ATOMIC radius of calcium is smaller than that of potassium i)calcium is a METAL (ALKALINE earth metal) |
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