CHEM 1110 Midterm: Chemistry 1110 2013 Spring Test 1 Key
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Part1- short answer (35 pts) (15 pts) complete the table below. 7 (10 pts) in the periodic table below, label the alkali metals (p), the chalcogens (q), the noble gases (r) tp halogens (s), and the alkaline earth metals (t) using the letter given in parenthesis. 26. 98 28. 09 30. 97 32. 06 35. 45 39. 95 p a s. [258] ( 6 pts )write the measurements in scientific notation with correct significant figures: 1005 m, 0. 00560 g, 230. 0 oc. @ burning: which experiment determined that the nucleus is small and positively charged, millikan"s oil drop. Rutherford"s gold foil: thomson"s cathode ray tube, rontgen"s x-ray, which of the following series of elemental symbols lists a metal, a nonmetal, and a metalloid, respectively? c, na, p, cl, ca, cu, si (d k,c,as, mg,o,s. Part 3- calculations (45 pts): clearly and neatly show all work for full credit. (10 pts) an unknown element has been discovered on the planet of the apes.
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