Rate Of Reactions_ Endo & Exo_acids And Bases

35 Questions  I  By Kristi.taylor
Rate Of Reactions_ Endo & Exo_Acids And Bases
This is a quiz created for 8th grade Physical Science students. This is the last bit of chemistry that is covered in our AL Course of Study before moving into our Physics sections. This covers rates of chemical reactions, endothermic and exothermic reactions and acids and bases.

  
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1.  Which kind of reaction is photosynthesis?
A.
B.
2.  Which of the following is not a characteristic of bases?
A.
B.
C.
D.
3.  What happens to a catalyst in a chemical reaction?
A.
B.
C.
D.
4.  What kind of reaction is sugar and sulfuric acid (H2SO4)?
A.
B.
5.  The numbers on the pH scale usually go from zero to ___________.
6.  What is the name of the scale used to measure the acidity of a solution?
A.
B.
C.
D.
7.  What kind of a reaction is ice cream melting?
A.
B.
8.  Which kinds of reactions absorb energy?
A.
B.
9.  What is the pressure that resists osmosis?
A.
B.
C.
D.
10.  Bonus #2If you have equal amounts of  of HCl (hydrochloric acid) and NaOH (sodium hydroxide) with the same concentration and you mix them together, would the pH be 0-6 or 8-14 or 7? Explain your answer.
11.  What is the pH of the weakest acid?
A.
B.
C.
D.
E.
12.  A solution's ___________________________ depends on the number of particles that are present in a certain volume.
13.  If a solution has a pH below 7 then you know that solution is a/an __________.
14. 
What process is the following animation showing?
A.
B.
C.
D.
15.  When the reactants have more energy than is needed what happens to this extra energy?
A.
B.
C.
D.
16.  Is orange juice an acid, base or neutral solution?
A.
B.
C.
17.  If the reaction needs more energy than the reactants have, then the reaction will be
A.
B.
C.
D.
18.  What kind of reaction is a blow torch?
A.
B.
19.  In a chemical reaction, adding a catalyst will
A.
B.
C.
D.
20.  Bonus #1 Suppose you have 1L of and acid solution with a pH of 2. You add 1L of pure water. The pH will go _______.
21.  What does a light stick and a nuclear reaction have in common?
22.  What is it called when acids and bases destroy each other's chemical properties?
A.
B.
C.
D.
23.  What is the movement of water from an area of low solute concentration to an area of high solute concentration?
A.
B.
C.
D.
24.  If a solution has a lot of H+ (Hydrogen ions), will it be an acid, base or neutral?
A.
B.
C.
25.  _______________ is needed to break bonds and _______________ is released when new bonds are formed. (same word for both blanks)
26.  Why does putting a light stick in the freezer make it last longer?
A.
B.
C.
D.
27.  Which of the following is not a characteristic of acids?
A.
B.
C.
D.
28.  What kind of a reaction is a firefly's glow?
A.
B.
29.  What would be a reasonable pH for a base that is not very strong and not very weak?
A.
B.
C.
D.
E.
30.  Is soap an acid, base or neutral solution?
A.
B.
C.
31.  What is the pH of a neutral solution?
A.
B.
C.
D.
32.  What kind of reaction releases energy?
A.
B.
C.
D.
33.  What are the 4 things that can affect the rate of a reaction?
A.
B.
C.
D.
34.  If a solution has a pH above 7 then you know that the solution is a/an ____________.
35.  Breaking a solid reactant into smaller pieces will
A.
B.
C.
D.
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