Question 43 (a) A element X (atomic number 17) reacts with an element – InterviewSolution

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Question 43 (a) A element X (atomic number 17) reacts with an element Y (atomic number 20) to form a divalent halide. Where in the periodic table are elements X and Y placed?

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Question 43 (a)
A element X (atomic number 17) reacts with an element Y (atomic number 20) to form a divalent halide.

Where in the periodic table are elements X and Y placed?

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