Quizes :  Acids and Bases #2

Periodic Table

1. If 50. milliliters of a 1.0 M NaOH solution is needed to exactly neutralize 10. milliliters of an HCl solution, what is the molarity of the HCl solution?
a) 1.0 M
b) 0.20 M
c) 5.0 M
d) 10. M


2. Which compound is a strong Arrhenius base?
a) C2H5OH
b) CH3OH
c) HOH
d) NaOH


3. What is the pH of a 0.01 M KOH solution?
a) 1
b) 2
c) 12
d) 13


HF(g) + H2O(l) H3O+(aq) + F-(aq)

4. What are the two Brønsted bases in the reaction above?
a) HF(g) and H3O+(aq)
b) HF(g) and F-(aq)
c) H2O(l) and H3O+(aq)
d) H2O(l) and F-(aq)


5. Which formula represents a compound that is a strong electrolyte?
a) C6H12O6
b) C12H22O11
c) HNO2
d) HNO3


6. Which is the conjugate acid of HSO4-?
a) H2SO4
b) H3O+
c) HSO3-
d) SO42-


7. Which of the following substances is amphoteric (amphiprotic)?
a) H3PO4
b) HPO42-
c) H2SO4
d) SO42-


8. What is the definition of a Lewis acid?
a) electron-pair acceptor
b) electron-pair donor
c) H+ (proton) acceptor
d) H+ (proton) donor


9. The table below gives data on the conductivity and pH of solutions A, B, C, and D.

Solution

Conductivity

pH

A

good

greater than 7

B

good

7

C

good

less than 7

D

poor

less than 7

Which solution is most likely ammonium chloride?
a) A
b) B
c) C
d) D


10. The following data were collected by a student performing an acid-base titration:

From the collected data, the concentration of the base should be calculated as
a) 1.0 M
b) 2.0 M
c) 0.25 M
d) 0.50 M

Score =
Correct answers:

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