Multiple Choice
Elements ________ exhibit similar physical and chemical properties.
A) with similar chemical symbols
B) with similar atomic masses
C) in the same period of the periodic table
D) on opposite sides of the periodic table
E) in the same group of the periodic table
Correct Answer:
Verified
Correct Answer:
Verified
Q210: The element X has three naturally occurring
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Q212: Which species has 18 electrons?<br>A)(<sup>39</sup>K)<br>B)(<sup>32</sup>S<sup>2-</sup>)<br>C)(<sup>35</sup>Cl)<br>D)(<sup>27</sup>Al<sup>3+</sup>)<br>E)(<sup>45</sup>Sc<sup>3+</sup>)
Q213: 200 pm is the same as _
Q214: Vanadium has two naturally occurring isotopes,<sup>50</sup>V with
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Q217: In the symbol below,x = _. <img
Q218: Aluminum reacts with a certain nonmetallic element
Q219: Gravitational forces act between objects in proportion
Q220: In the Rutherford nuclear-atom model,_.<br>A)the heavy subatomic