278 
Examination  Questions. 
Am.  Jour.  Pliarm. 
May,  1895. 
C — (i)  Describe  the  occurrence  of  the  element  copper,  mentioning  its  most 
important  minerals.  (2)  Describe  the  metal  and  note  its  most  important 
physical  and  chemical  characters.  (3)  Mention  the  most  important  alloys  of 
copper,  stating  their  several  components.  (4)  What  is  the  composition  of  the 
several  green  copper  pigments?  (5)  What  is  the  effect  of  adding  ammonia  to 
a  solution  of  a  copper  salt  ? 
D — (1)  Describe  the  metal  bismuth.  (2)  Give  the  formulas  of  bismuth 
chloride,  of  bismuth  oxychloride,  of  the  normal  nitrate,  of  bismuthi  subnitras 
and  of  bismuthi  subcarbonas.  (3)  Mention  some  of  the  alloys  of  bismuth,  and 
state  their  character  and  uses.  (4)  How  is  bismuth  distinguished  in  the  course 
of  qualitative  analysis  ? 
E — -(i)  State  the  formula  of  acidum  chromicum  and  give  its  proper  chemical 
name.  (2)  Write  the  reaction  for  its  production.  (3)  Give  the  formulas  of 
potassium  chromate  and  potassium  dichromate  respectively,  and  state  what 
physical  and  chemical  differences  in  properties  exist.  (4)  Give  the  formula  of 
"chrome  alum,"  and  describe  it. 
F — (1)  Give  the  exact  chemical  name  and  formula  for  chloroform.  (2)  From 
what  several  sources  is  it  obtained  ?  (3)  Explain  the  production  in  each  case 
by  the  use  of  reactions.  (4)  Describe  chloroform,  and  give  the  pharmacopceial 
test  for  its  purity. 
G— (1)  To  what  chemical  class  do  the  fatty  oils  belong  ?  (2)  Mention  the 
proximate  constituents  usually  contained  in  them.  (3)  Write  several  reactions 
for  the  decomposition  of  these  proximate  constituents.  (4)  Enumerate  official 
compounds  which  are  obtained  as  the  result  of  these  reactions.  (5)  State 
what  technically  important  industries  are  based  on  these  reactions. 
H—{i)  Give  the  exact  chemical  name  and  graphic  formula  of  aniline.  (2) 
Show  by  reactions  how  it  is  derived  from  benzene.  (3)  How  is  acetanilidum 
made?  (4)  What  are  its  physical,  chemical  and  therapeutic  properties?  (5) 
Write  the  graphic  formula  of  para-bromacetanilid  and  methylacetanilid. 
/ — (1)  What  is  a  terpene,  and  what  are  the  most  characteristic  reactions  of 
this  class  of  bodies?  (2)  What  is  a  camphor?  What  classes  of  chemical  com- 
pounds are  included  under  this  name?  (3)  What  are  essential  oils,  and  what 
is  their  general  chemical  composition  ?  (4)  How  are  the  resins  related  to  the 
preceding  classes  of  compounds?  (5)  Into  what  groups  may  the  resins  be 
divided  ? 
A'— Give  the  correct  chemical  names  for  the  following  : 
(1)  (2).  (3)  (4) 
CHo.OH      CC18  C.OH  COH 
CH.OH  COH 
CH2.OH 
MATERIA  MEDICA  AND  BOTANY. 
I— Botany.  (1)  Name  three  proteids  different  from  ordinary  protoplasm  that 
frequently  occur  in  vegetable  cells.  (2)  Classify  and  name  the  different 
varieties  of  vasal  bundles  that  occiar  in  plants.  (3)  What  is  the  essential  tissue 
of  phloem  and  what  is  the  essential  tissue  of  xylem  ?    (4)  State  the  two  most 
