chem Exam II

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jdismu2
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12539
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chem Exam II
Updated:
2010-03-31 19:26:16
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Chemistry
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chem Test
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  1. Acides, Bases, or Salt?
    CH3COOH, HCl, H2S04,H3BO4, C6H5COOH, HNO3
    ACID (H+ X-)
  2. ACIDS, BASES, OR SALTS?

    Mg(OH)2, LiOH, MaOH, Ba(OH)2, Al(OH)3, NaOH
    BASES (M+ OH-)
  3. ACIDS, BASES, OR SALTS?

    K2CO3, NaClO4, MgF2, (NH4)PO4, Li2SO4, BaCl2
    SALTS (M+ X-)
  4. C2H5OH, CH30CH3, C2H5CN,C2H5COOC2H5,C2HCONH2, H2

    Electrolytes or non-Electrolytes
    non-Electrolytes (non-metal to non-metal)
  5. Loss of electrons, gain of oxygen, loss of hydrogen, gain of halogen
    Oxidation
  6. a homogeneous mixture
    A Solution
  7. Good fuel for combustion in air, extinguish fire a fire, support "Combustion"

    C2H4, C2H5OH, Si3O, C6H8,As2S3, C6H1206
    Good fuel for combustion in air
  8. Good fuel for combustion in air, extinguish fire a fire, support "Combustion"

    H2O,CO2,CF3CL, NE, CCl4, SiO, N2
    Extinguish fire (Group 1) and (Group 2 Be,Mg, and Ca)
  9. Good fuel for combustion in air, extinguish fire a fire, support "Combustion"
    Support "Combustion"
  10. Sr 2+
    Cation
  11. Scale of water pipes is due to?
    Hard Water (Ca 2+ , Mg 2+ , and Fe 3+ )
  12. The fragment if a molecule which absorbs visible light is called a
    chromophore
  13. Caboxylic acids often smell like
    rotten eggs
  14. Carboxylic acids react with alcohols by dehydration to form
    ketones
  15. How many isomers can be of C4H10, C5H12, C6H14, C7H16
    x 2 + 2

    4,6,8,62 trillion
  16. Polymer or Branched Chain

    CH3CH(CH3)CH3
    branched chain
  17. Polymer or Branched chain

    -(CH2CH2)n-
    Polymer
  18. Describes the conditions needed for condensation for a polymer
    anhydrous conditions
  19. Temperature usually needed for condesation for a polymer
    between 1000c and 2500c
  20. type of molecular compound
    isomer
  21. has same formula but different structure thus different properties
    isomer
  22. Functional Group

    O
    Ether
  23. Functional Group

    Cl
    I
    Br
    F
    halide
  24. during fire in ice demonstration which of these did not occur
    the reaction was extinguished with dry road salt (dry impure NaCl)
  25. Alkanes are rather unreactive

    True or False?
    True
  26. Functional Group

    C=-N
    Nitrile
  27. CH2=CHCH3
    Alkene struture
  28. HOw many isomers can be made of pentane?
    3
  29. Organic compounds are usually ionic.

    True or False about Kekule's principles of organic chemistry
    False
  30. True or False? Ice is more dense that water, so in this case water acts like a typical liquid
    False
  31. Viscosity and surface tension
    characteristics of all liquids
  32. Two properties used to identify colloids are
    Brownian motion and Tyndall effect
  33. Functional Group

    O=C-O-C=O
    Acid anhydride
  34. Functional Groups

    R O
    ! !!
    H-N-C-C-O-H
    ! !
    H H
    Amino acid
  35. Functional Group

    C=C
    Alkene
  36. Functional Group

    C=- C
    Alkyne
  37. Functional Group

    OH
    Alcohol
  38. Functional Group

    C=O
    \
    H
    Aldehyde
  39. Functional Group


    O
    ||
    C
    Ketone
  40. Functional Group

    O
    ||
    C-O-H
    Carboxylic acid
  41. Funcational Group

    O
    ||
    C-O
    Ester
  42. Funcational Group

    N
    Amine
  43. Functional Group

    O
    ||
    C-N
    Amide

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