WorksheetsSoil Chem SM2 Final Review
Total questions: 50
Worksheet time: 13hrs 30mins
What happens to the electrons in an ionic bond?
They are shared between atoms
They are transferred between atoms
They don't move
They jump to a higher energy level
What happens to the electrons in a covalent bond?
They are shared between atoms
They are transferred between atoms
They don't move
They jump to a higher energy level
Would a pH of 7 be acidic, basic, or neutral?
Acidic
Basic
Neutral
Would a pH of 3 be acidic, basic, or neutral?
Acidic
Basic
Neutral
Electrons have what kind of charge?
Positive
Negative
Neutral
When an electron is added to or removed from an atom, the atom becomes a(n) _______.
Ion
Bond
Nothing, it stays the same
Proton
Atoms are most stable when their outer shell is complete.
True
False
What is the name of the compound NO?
nitrogen dioxide
nitrogen monoxide
dinitrogen trioxide
How many basic soil textural classes are there?
5
12
7
9
All of the following are soil parent material except:
Igneous Rock
Metamorphic Rock
Sedimentary Rock
Ignitic Rock
Which of the following is 2.0mm- 0.05mm in diameter?
Sand
Silt
Clay
Gravel
Which of the following is less than 0.002mm in diameter?
Sand
Silt
Clay
Gravel
Which of the following is 0.05mm- 0.002mm in diameter?
Sand
Silt
Clay
Gravel
True or False: There are two ways to determine soil textural classes
True
False
True or False: Time is a component in soil formation.
True
False
Aggregates help give soil its structure.
True
False
Thin layer of soil that is composed of decaying organic matter is called what?
The C Horizon.
The O Horizon.
The A Horizon.
The B Horizon.
The layer of soil labeled R is made of what material?
Decaying organic material.
Some organic material and broken rock.
Rich nutrient dense clay.
Unweathered rock known as Bedrock.
Which layer is known as topsoil?
A
O
C
B
What four things combine to create soil?
Dirt, rock, clay, silt.
Igneous, metamorphic, sedimentary, clay.
Water, air, organic matter, mineral matter.
Minerals, humus, clay, dirt.
Put the layers of the soil in order.
O, A, E, B, C, R
E, R, O, A, B, C
R, O, A, B, C, E
C, A, B, O, E, R
This has the largest grain size and consists of broken rock and mineral.
Silt
Clay
Loam
Sand
How many soil formation factors are there?
1
2
3
4
5
Soil is Dirt
True
False
Dark colored horizons have _____ organic matter than lighter ones.
More
Less
Which soil color depicts iron?
Brown
Grey or Gley
Red
Mottled
Which of the below elements will most likely form an Ionic Bond?
P and O
Li and Mg
Cs and O
Ne and Cl
Which of the below elements will most likely form a Covalent Bond?
K and Cl
Al and Mg
H and O
K and Na
The number of ____ is most important in determining how an atoms will bond.
Neutrons
Valence Electrons
Protons
Electrons in the innermost shell
A chemical bond formed when two atoms share electrons is called a(n)
ionic bond
covalent bond
polyatomic bond
crystal bond
What is the chemical name of the following compound: FeCl₃
Iron Chloride
Iron Trichloride
Iron (II) Chloride
Iron (III) Chloride
What is the chemical name for the following compound: S₇Cl₄
Heptasulfur Tetrachloride
Sulfur Chloride
Heptasulfur Tetrachlorine
Sulfur Tetrachloride
Hexasulfur Trichloride
How many atoms of aluminum are found in aluminum hydroxide?
1 aluminum atom
2 aluminum atoms
3 aluminum atoms
6 aluminum atoms
Which statement below best describes what happens during a chemical reaction?
Atoms are destroyed
Atoms are created
Atoms are rearranged
Atoms become different elements
Which of the following chemical equations is NOT balanced?
Equation A: 2 H₂ + O₂ → H₂O
Equation B: 2 H₂ + O₂ → 2 H₂O
Equation C: 4 H₂ + 2 O₂ → 4 H₂O
Equation D: 6 H₂ + 3 O₂ → 6 H₂O
Which of the chemical equations below is a single displacement reaction?
Equation A: CuCl₂ → Cu + Cl₂
Equation B: K + NaF → Na + KF
Equation C: 2 AgBr → 2 Ag + Br₂
Equation D: 4 Cu + O₂ → 2 Cu₂O
What is the name of the following: AlF₃
Aluminum Fluorine
Aluminum Fluoride
Monoaluminum Trifluoride
Aluminum Trifluoride
What is the name of the following molecule? PF₅
Phosphorus Fluorine
Phosphorus Fluoride
Pentaphosphorus Fluoride
Phosphorus Pentafluoride
Which of the following is the correct description for salt dissolved in water?
NaCl (s)
NaCl (l)
NaCl (s) + H₂O (l)
NaCl (aq)
Zn + CuSO₄ --> Zn(SO₄) + Cu is what type of reaction?
Synthesis
Decomposition
Single Replacement
Double Replacement
O₃ --> O + O₂ is what type of reaction?
Synthesis
Decomposition
Single Replacement
Double Replacement
2 MgI₂ + Mn(SO₃)₂ --> 2 Mg(SO₃) + MnI₄ is what type of reaction?
Synthesis
Decomposition
Single Replacement
Double Replacement
Use your periodic table. Which of the following has the greatest mass (in grams)?
1 mole of Al
1 mole of Zn
1 mole of Cu
1 mole of Fe
What is the molar mass of Calcium Phosphate Ca₃(PO₄)₂? Pick the closest answer.
324 g/mol
310 g/mol
175 g/mol
135 g/mol
How many electrons are shared between atoms in a double bond?
2
4
6
1
The first step to drawing a Lewis Dot Structure is to count how many valence electrons there are for all the atoms in the molecule. How many would there be for H₂CO?
2
4
12
28
30
The 3 types of chemical bonds are ________, ________, and ______. (Choose 3)
ionic
valence
covalent
metallic
atomic
Name the molecule in the picture
calcium carbonate
carbonic acid
sodium chloride
nicolodium chloride
Sodium and Bromine will make a _____ bond.
ionic
covalent
metallic
