Practice Problems 2
Practice Problems 2
Practice Problems 2
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20.) Which of the following pairs of substances is arranged so that the one with<br />
higher viscosity is listed first<br />
21.) Which of the following liquid substances would you expect to have the lowest<br />
surface tension<br />
____b______<br />
A. Pb<br />
B. CH 3 OCH 3<br />
C. HOCH 2 CH 2 OH<br />
D. H 2 O<br />
E. CH 3 CH 2 OH ____B_______<br />
22.) Which one of the following substances does not exist in the indicated solid<br />
type<br />
A. graphite - network<br />
B. Na - metallic<br />
C. SiO 2 - molecular<br />
D. NaCl - ionic<br />
E. diamond – network _____C______<br />
23.) When liquid bromine is cooled to form a solid, which of the following types of solid<br />
would it form<br />
A. atomic<br />
B. metallic<br />
C. molecular<br />
D. ionic<br />
E. covalent network _____C______
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