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Unformatted text preview: (2 points) Silicon (Z=14) is located in Row 3 and Column IV of the periodic table. Write the ground state electron configuration for the outer most shell of electrons for silicon in the spdf notation. a) 3s 2 3p 4 b) 6s 2 6p 1 c) 3s 2 3p 1 d) 3s 2 3p 2 (2 points) Elements can be classified as metals or non-metals. For the following attributes or properties, circle all that apply to metals . 3 or less valence electrons 4 or more valence electrons forms anions forms cations high electornegativity low electornegativity (2 points) If the mass of a single atom of copper (Cu) is 1.055 x 10-22 g, calculate the atomic weight of copper in g/mole. Use the correct number of significant figures for the correct answer . Avogadro’s Number = 6.023 x 10 23 atoms/mole a) 63.5 g/mole b) 63.54 g/mole c) 10.8 g/mole d) 108 g/mole...
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This test prep was uploaded on 04/16/2008 for the course MSE 150 taught by Professor Wittig during the Spring '07 term at Vanderbilt.
- Spring '07