June 2016  Chemistry Regents #46-50

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Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Question 51 Questions 52-53 Questions 54-55 Questions 56-58 Questions 59-60 Questions 61-62 Questions 63-65 Questions 66-69  Questions 70-71  Questions 72-74  Questions 75-77  Questions 78-81  Questions 82-85

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46  Which volume of 0.600 M H2SO4(aq) exactly neutralizes 100. milliliters of 0.300 M Ba(OH)2(aq)?

(1)  25.0 mL   (2)  50.0 mL  (3) 100. mL  (4)  200. mL

2 MV=MV

0.600M * V =0.300m * 100.mL

47  Given the formula for an organic compound:

What is the name given to the group in the box?

(1) butyl           (3) methyl

(2) ethyl            (4) propyl

2 2 carbon side chain

Table P

ethyl

48  Given the particle diagram:

Which type of matter is represented by the particle diagram?

 (1) an element

(2) a compound

(3) a homogeneous mixture

(4) a heterogeneous mixture

2 compounds 2 or more different elements chemically combined

 

49 Which substance is an electrolyte?

(1) O2   (2)  Xe   (3)  C3H8  (4)  KNO3

4 look for an acid, base or salt

to conduct electricity in water

50 Which type of organic reaction produces both water and carbon dioxide?

(1) addition      (3) esterification

(2) combustion (4) fermentation

2 combustion..Table I

 

Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Question 51 Questions 52-53 Questions 54-55 Questions 56-58 Questions 59-60 Questions 61-62 Questions 63-65 Questions 66-69  Questions 70-71  Questions 72-74  Questions 75-77  Questions 78-81  Questions 82-85

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