QUIZ1-2008key - (2 points Silicon(Z=14 is located in Row 3 and Column IV of the periodic table Write the ground state electron configuration for

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
PRINT NAME ________________________ INTRODUCTION TO MATERIAL SCIENCE MSE-150 QUIZ 1 I PLEDGE MY HONOR THAT I HAVE NEITHER GIVEN OR RECEIVED AID ON THIS EXAMINATION. I FURTHER PLEDGE THAT, IF I HAVE REASON TO SUSPECT THAT THE CODE HAS BEEN VIOLATED, I HAVE TAKEN OR WILL TAKE ACTION AS OUTLINED IN THE CODE. SIGNATURE _________________________ (1 point each) Label the following materials with the appropriate materials class, metals, polymers, or ceramics . (Write the letter M, P, or C next to the material) Aluminum M wood P alumina (Al 2 O 3 ) C Teflon P glass (SiO 2 ) C polyethylene P polyvinyl chloride (PVC) P steel M brass (CuZn alloy) M brick C (2 points) The electron configuration for copper (Cu) is [Ar] 3d 10 4s 1 . How many valence electrons does Cu have? a) 1 b) 2 c) 10 d) 11 (2 points) Write the electron configuration for the Cu 1+ ion. a) [Ar] 3d 8 4s 2 b) [Ar] 3d 9 c) [Ar] 3d 9 4s 1 d) [Ar] 3d 10
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

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...
View Full Document

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.

Ask a homework question - tutors are online