QUIZ FOR YOU
- There are some properties of the strong electrolytes in solution. The correct property is ….
a. conduct electricity poorly
b. form few ions
c. form many ions, but conduct electricity poorly
d. will dissociate
e. most of the solute will dissociate into ions
- A strong electrolyte is a compound which … when dissolved in water.
a. completely dissociates into molecules
b. completely dissociates into atoms
c. completely dissociates into ions
d. incompletely dissociates into atoms
e. incompletely dissociates into ions
- A solid substance couldn’t conduct the electricity. However, its liquid electrically conducting. This subs-tance is ....
a. an ionic compound
b. a covalent compound
c. a polar compound
d. a homopolar compound
e. a molecule compound
4. A gas substance is a strong electrolyte if it dissolves in water. The correct answer is ....
a. H2O
b. H2S
c. HCl
d. NaCl
e. Ca(OH)2
5. One of the substances below which poorly conducts the electricity is ….
a. H2O(l)
b. H2S(g)
c. HCl(g)
d. NaI(l)
e. NaCl(s)
6. substances below that are classified as a solute and have ionic and covalent bondings are ....
a. salt and water
b. water and alcohol
c. salt and sucrose
d. acetic acid and salt
e. acetic acid and alcohol
7. A substance that conducts the electricity when dissolved in water is ….
a. salt
b. sucrose
c. gasoline
d. alcohol
e. glucose
8. The reason of a substance that classified as a weak electrolyte is ....
a. totally ionized
b. can not be ionized
c. there is a lot of ions
d. the ions in the solution is a few
e. there is no ion at all in the solution
9. A substance that can dissolve in water, but still as a molecule is ....
a. BaCl2
b. NaBr
c. HI
d. C2H5OH
e. HCOOH
10. Which of the following is a weak electrolyte?
a. Hydro chloric acid
b. Acetic acid
c. Methanol
d. Sucrose
e. Potassium hydroxide
No comments:
Post a Comment