Hypothetical elements X and Y form a molecule XY2, inwhich both Y atoms are bonded to atom X (and not to oneanother). The X—X distance in the elemental form of X is2.04 Å, and the Y—Y distance in elemental Y is 1.68 Å. Whatwould you predict for the X—Y distance in the XY2 molecule?(a) 0.84 Å (b) 1.02 Å (c) 1.86 Å (d) 2.70 Å (e) 3.72 Å

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A: The given compounds are represented as follows:

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Q: How many electrons does the predictable (mostcommon) ion of fluorine contain? (a) 1 (b) 4 (c) 9 (d)…

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Q: In Example 2-1, we established that the mass ratio of magnesium to magnesium oxide is 0.455 g…

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Q: In Example 2-1, we established that the mass ratio of magnesium to magnesium oxide is 0.455 g…

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Q: Which of the listed elements is most metallic?(a) Al (b) N (c) P (d) O

A: Which of the listed elements is most metallic? (a) Al (b) N (c) P (d) O

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Q: valence electrons

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A: To find: The monatomic ions of Groups 1A(1) and 7A(17) are all singly charged. In what major way do…

Q: atoms

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Q: 4. How many grams are there in 0.4 mole of So,? (a) 35. 6

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Q: atoms of each element are

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Group 14 Elements

The following elements come under group 14 of the periodic table.