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WorksheetsChapter 6 TEST Review #1
Total questions: 34
Worksheet time: 17mins
Name
Class
Date
1.
What is labeled "a"
a)
proton
b)
neutron
c)
electron
d)
molecule
2.
What is labeled "b"
a)
proton
b)
neutron
c)
electron
d)
molecule
3.
What is labeled "c"
a)
proton
b)
neutron
c)
electron
d)
molecule
4.
What is labeled "F"?
a)
Ionic Bond
b)
Covalent Bond
c)
Hydrogen Bond
d)
Van der Waals Force
5.
What is labeled "G"?
a)
Ionic Bond
b)
Covalent Bond
c)
Hydrogen Bond
d)
Van der Waals Force
6.
What is labeled "a"
a)
enzyme
b)
substrate
c)
active site
d)
product
7.
What is labeled "b"
a)
enzyme
b)
substrate
c)
active site
d)
product
8.
What is labeled "c"
a)
enzyme
b)
substrate
c)
active site
d)
product
9.
What is labeled "d"
a)
enzyme
b)
substrate
c)
active site
d)
product
10.
Vinegar would best be classified as ______.
a)
acidic
b)
basic
c)
neutral
d)
water
11.
Bleach would best be classified as ______.
a)
acidic
b)
basic
c)
neutral
d)
water
12.
Blood would best be classified as ______.
a)
acidic
b)
basic
c)
neutral
d)
water
13.
Which is the strongest acid
a)
lemons
b)
orange juice
c)
baking soda
d)
ammonia
14.
Which is the strongest base
a)
lemons
b)
orange juice
c)
baking soda
d)
ammonia
15.
What represents the reactant?
a)
A + B
b)
C + D
c)
d
d)
e
16.
What represents the product?
a)
A + B
b)
C + D
c)
d
d)
e
17.
What represents the energy released?
a)
b
b)
c
c)
d
d)
e
18.
What represents the activation energy WITHOUT the enzyme?
a)
b
b)
c
c)
d
d)
e
19.
What represents the activation energy WITH the enzyme?
a)
b
b)
c
c)
d
d)
e
20.
The building block of matter
a)
electron
b)
cell
c)
atom
d)
proton
21.
Which of these represents a chemical compound?
a)
H
b)
C
c)
P
d)
H2O
22.
A chemical reaction is a process by which atoms or groups of atoms in substances are
a)
dissolved in other substances
b)
ionized by the loss of protons
c)
mixed together with atoms in other substances
d)
reorganized into different substances
23.
Which equation satisfies the law of conservation of matter?
a)
CH4 + 2O2 = CO2 + 2H2O
b)
2CH4 + 2O2 = 2CO2 + 2H2O
c)
4CH4 + 2O2 = CO2 + 2H2O
d)
CH4 + 2O2 = 4CO2 + 2H2O
24.
What cannot take place during a chemical reaction?
a)
formation of new atoms
b)
bonds breaking between atoms
c)
formation of new molecules
d)
bonds forming between atoms
25.
Which is the best description of activation energy?
a)
heat added to initiate a reaction
b)
heat released as the reaction proceeds
c)
heat stored within the reactant molecules
d)
heat stored within the porduct molecules
26.
Which is true in a covalent bond?
a)
The bond forms between ions
b)
The bond forms when electrons are shared
c)
The bond holds atoms weakly
d)
The bond is caused by van der Waals forces
27.
Consider this energy diagram for a chemical reaction. Overall, is energy released or absorbed?
a)
released, because the reaction is initiated by the addition of heat
b)
released, because the energy level of the reactants is greater than that of the products
c)
absorbed, because the energy level decreases during the reaction
d)
absorbed, because the energy level of the products is greater than that of the reactants
28.
A catalyst used during biochemical processes is known as a __________.
a)
antibody
b)
enzyme
c)
ion
d)
inorganic compound
29.
Which is true about enzymes?
a)
They act on nonspecific, randomly chosen substrates
b)
After a reaction, they cannot be reused
c)
They can speed up metabolic processes in the body
d)
They cannot change shape
30.
What makes a water molecule polar?
a)
Water has the ability to be frozen
b)
The pH of pure water varies with the temperature
c)
A water molecule has a slight charge on each end
d)
A water molecule is made up of three atoms
31.
A molecule of water has which bonds?
a)
1 covalent bond
b)
2 covalent bonds
c)
1 ionic bond
d)
2 ionic bonds
32.
Adhesion is the aspect of water that causes ....
a)
polar covalent bonds to join water molecules to other substances
b)
nonpolar covalent bonds to enable water to dissolve other substances
c)
ionic bonds to cause electrons to flow through water
d)
hydrogen bonds to form between water and another substance
33.
Which is an example of a solute?
a)
soil suspended in water
b)
sugar dissolved in water
c)
water that dissolves salt
d)
water with undissolved soil
34.
When making chocolate milk with milk and chocolate powder, what would the solvent be?
a)
chocolate powder
b)
spoon
c)
milk
d)
glass
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