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Periodic table chemistry test6/14/2023 ![]() (a) \(\ce\) approximately have the same radius. Periodic Table Questions and Answers - Practice questions, MCQs, PYQs, NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions, and PDF Questions with answers, solutions, explanations, NCERT reference, and difficulty level in Periodic Table chemistry. Which compound contains an alkali metal and a halogen: Rb2S, CaS, RbCl, or CaCl2. ![]() On the Periodic Table, an element classified as a semi-metal (metalloid) can be found in. ![]() Predict which atom is larger for the following pairs of atoms:Įach atom’s position in the periodic table and atomic number can be used to predict its atomic size. The pair of elements with the most similar chemical properties are: Mg and S, S and Ar, Mg and Ca, or Ca and Br.
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