© 2013 pearson education, inc. chapter 2: chemical principles $100 $200 $300 $400 $500 $100$100$100...
TRANSCRIPT
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© 2013 Pearson Education, Inc.
Chapter 2: Chemical Principles
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The Structure of Atoms
Chemical Bonds
Inorganic Compounds
Chemical Reactions
Organic Compounds
FINAL ROUND
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$100 Question
What is the smallest component of a pure substance that exhibits physical and chemical properties of that substance?
a. nucleus
b. molecule
c. atom
d. elementANSWER
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$100 Answer
What is the smallest component of a pure substance that exhibits physical and chemical properties of that substance?
a. nucleus
b. molecule
c. atom
d. element
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$200 Question
The nucleus contains
a. electrons and protons.
b. protons and neutrons.
c. protons and electrons.
d. electrons and neutrons.
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$200 Answer
The nucleus contains
a. electrons and protons.
b. protons and neutrons.
c. protons and electrons.
d. electrons and neutrons.
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$300 Question
Atoms with different numbers of neutrons in their nuclei are called
a. molecules.
b. elements.
c. isotopes.
d. compounds.
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$300 Answer
Atoms with different numbers of neutrons in their nuclei are called
a. molecules.
b. elements.
c. isotopes.
d. compounds.
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$400 Question
How many electrons are in the second shell?
a. 2
b. 8
c. 6
d. 18
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$400 Answer
How many electrons are in the second shell?
a. 2
b. 8
c. 6
d. 18
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$500 Question
An isotope of oxygen has an atomic number of 8 and an atomic weight of 18. How many neutrons does it have?
a. 18
b. 7
c. 8
d. 10
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 1: The Structure of Atoms
$500 Answer
An isotope of oxygen has an atomic number of 8 and an atomic weight of 18. How many neutrons does it have?
a. 18
b. 7
c. 8
d. 10
BACK TO GAME
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© 2013 Pearson Education, Inc.
Which type of bond is weak and does NOT bind atoms together?
a. hydrogen bond
b. ionic bond
c. covalent bond
d. valence bond
Topic 2: Chemical Bonds
$100 Question
BACK TO GAME
ANSWER
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© 2013 Pearson Education, Inc.
Topic 2: Chemical Bonds
$100 Answer
Which type of bond is weak and does NOT bind atoms together?
a. hydrogen bond
b. ionic bond
c. covalent bond
d. valence bond
BACK TO GAME
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© 2013 Pearson Education, Inc.
The number of extra or missing electrons in an atom’s outermost electron shell is called the atom’s
a. atomic number.
b. electronic configuration.
c. valence.
d. covalence.
Topic 2: Chemical Bonds
$200 Question
BACK TO GAME
ANSWER
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© 2013 Pearson Education, Inc.
The number of extra or missing electrons in an atom’s outermost electron shell is called the atom’s
a. atomic number.
b. electronic configuration.
c. valence.
d. covalence.
Topic 2: Chemical Bonds
$200 Answer
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© 2013 Pearson Education, Inc.
A bond formed from the attraction between ions of opposite charge is called a(n)
a. ionic bond.
b. covalent bond.
c. peptide bond.
d. hydrogen bond.
Topic 2: Chemical Bonds
$300 Question
BACK TO GAME
ANSWER
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© 2013 Pearson Education, Inc.
A bond formed from the attraction between ions of opposite charge is called a(n)
a. ionic bond.
b. covalent bond.
c. peptide bond.
d. hydrogen bond.
Topic 2: Chemical Bonds
$300 Answer
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 2: Chemical Bonds
$400 Question
BACK TO GAME
ANSWER
A molecule that contains at least two different kinds of atoms is called a
a. mixture.
b. compound.
c. solvent.
d. solute.
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© 2013 Pearson Education, Inc.
Topic 2: Chemical Bonds
$400 Answer
BACK TO GAME
A molecule that contains at least two different kinds of atoms is called a
a. mixture.
b. compound.
c. solvent.
d. solute.
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© 2013 Pearson Education, Inc.
Topic 2: Chemical Bonds
$500 Question
Which of the following is formed by the sharing of electrons?
a. compound
b. ionic bond
c. hydrogen bond
d. covalent bond
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 2: Chemical Bonds
$500 Answer
Which of the following is formed by the sharing of electrons?
a. compound
b. ionic bond
c. hydrogen bond
d. covalent bond
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$100 Question
Water has an unequal distribution of charges and is called a(n)
a. ionic molecule.
b. polar molecule.
c. covalent molecule.
d. organic molecule.
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$100 Answer
Water has an unequal distribution of charges and is called a(n)
a. ionic molecule.
b. polar molecule.
c. covalent molecule.
d. organic molecule.
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$200 Question
Inorganic compounds are characterized by all of the following EXCEPT molecules that
a. are usually small.
b. are structurally simple.
c. contain carbon.
d. include salts, acids, and bases
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$200 Answer
Inorganic compounds are characterized by all of the following EXCEPT molecules that
a. are usually small.
b. are structurally simple.
c. contain carbon.
d. include salts, acids, and bases
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© 2013 Pearson Education, Inc.
A compound that helps keep the pH from changing drastically is
a. a buffer.
b. an acid.
c. water.
d. a base.
Topic 3: Inorganic Compounds
$300 Question
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$300 Answer
A compound that helps keep the pH from changing drastically is
a. a buffer.
b. an acid.
c. water.
d. a base.
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$400 Question
Most microbes grow best at a pH from
a. 5.0 to 6.5.
b. 6.5 to 8.5.
c. 8.5 to 10.0.
d. 4.0 to 6.0.
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$400 Answer
BACK TO GAME
Most microbes grow best at a pH from
a. 5.0 to 6.5.
b. 6.5 to 8.5.
c. 8.5 to 10.0.
d. 4.0 to 6.0.
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$500 Question
Which type of bond exists between adjacent molecules of water?
a. ionic bond
b. covalent bond
c. hydrogen bond
d. peptide bond
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 3: Inorganic Compounds
$500 Answer
Which type of bond exists between adjacent molecules of water?
a. ionic bond
b. covalent bond
c. hydrogen bond
d. peptide bond
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$100 Question
Sucrose can be hydrolyzed into
a. dextrans.
b. two glucoses.
c. glucose and galactose.
d. glucose and fructose.
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$100 Answer
Sucrose can be hydrolyzed into
a. dextrans.
b. two glucoses.
c. glucose and galactose.
d. glucose and fructose.
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© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$200 Question
What type of chemical reaction breaks bonds and then forms new bonds?
a. exchange reactions
b. synthesis reactions
c. decomposition reactions
d. reversible reactions
ANSWER
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© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$200 Answer
What type of chemical reaction breaks bonds and then forms new bonds?
a. exchange reactions
b. synthesis reactions
c. decomposition reactions
d. reversible reactions
BACK TO GAME
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Topic 4: Chemical Reactions
$300 Question
Endergonic reactions ALWAYS
a. combine molecules to form new and larger molecules.
b. are reversible.
c. absorb more energy than they release.
d. break down molecules into smaller parts.
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$300 Answer
Endergonic reactions ALWAYS
a. combine molecules to form new and larger molecules.
b. are reversible.
c. absorb more energy than they release.
d. break down molecules into smaller parts.
BACK TO GAME
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In a synthesis reaction,
a. a larger molecule is broken down into its component molecules, ions, or atoms.
b. two molecules are decomposed, and their subunits are used to synthesize two new molecules.
c. the products can readily revert to form the original reactants.
d. atoms, ions, or molecules are combined to form a larger molecule.
Topic 4: Chemical Reactions
$400 Question
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$400 Answer
In a synthesis reaction,
a. a larger molecule is broken down into its component molecules, ions, or atoms.
b. two molecules are decomposed, and their subunits are used to synthesize two new molecules.
c. the products can readily revert to form the original reactants.
d. atoms, ions, or molecules are combined to form a larger molecule.
BACK TO GAME
![Page 40: © 2013 Pearson Education, Inc. Chapter 2: Chemical Principles $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 The Structure of Atoms Chemical](https://reader034.vdocuments.mx/reader034/viewer/2022051820/56649ebd5503460f94bc6f20/html5/thumbnails/40.jpg)
© 2013 Pearson Education, Inc.
In a decomposition reaction,
a. a larger molecule is broken down into its component molecules, ions, or atoms.
b. two molecules are decomposed, and their subunits are used to synthesize two new molecules.
c. the products can readily revert to form the original reactants.
d. atoms, ions, or molecules are combined to form a larger molecule.
Topic 4: Chemical Reactions
$500 Question
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ANSWER
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© 2013 Pearson Education, Inc.
In a decomposition reaction,
a. a larger molecule is broken down into its component molecules, ions, or atoms.
b. two molecules are decomposed, and their subunits are used to synthesize two new molecules.
c. the products can readily revert to form the original reactants.
d. atoms, ions, or molecules are combined to form a larger molecule.
Topic 4: Chemical Reactions
$500 Answer
BACK TO GAME
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Topic 5: Organic Compounds
$100 Question
Which of the following are the “building blocks” of proteins?
a. amino acids
b. fatty acids
c. peptides
d. nucleotides
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 5: Organic Compounds
$100 Answer
Which of the following are the “building blocks” of proteins?
a. amino acids
b. fatty acids
c. peptides
d. nucleotides
BACK TO GAME
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Topic 5: Organic Compounds
$200 Question
Which of the following are purines?
a. adenine and guanine
b. cytosine and uracil
c. guanine and cytosine
d. adenine and thymine
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ANSWER
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© 2013 Pearson Education, Inc.
Topic 5: Organic Compounds
$200 Answer
Which of the following are purines?
a. adenine and guanine
b. cytosine and uracil
c. guanine and cytosine
d. adenine and thymine
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Topic 5: Organic Compounds
$300 Question
Which of the following nitrogenous bases is NOT found in an RNA molecule?
a. adenine
b. guanine
c. thymine
d. uracil
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ANSWER
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Topic 5: Organic Compounds
$300 Answer
BACK TO GAME
Which of the following nitrogenous bases is NOT found in an RNA molecule?
a. adenine
b. guanine
c. thymine
d. uracil
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Why do saturated fats become solid more easily than unsaturated fats?
a. The double bonds create kinks in the chain.
b. The H atoms on either side of the double bond are on the same side.
c. The H atoms on either side of the double bond are on opposite sides.
d. They are straight chains and pack more tightly together.
Topic 5: Organic Compounds
$400 Question
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ANSWER
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© 2013 Pearson Education, Inc.
Why do saturated fats become solid more easily than unsaturated fats?
a. The double bonds create kinks in the chain.
b. The H atoms on either side of the double bond are on the same side.
c. The H atoms on either side of the double bond are on opposite sides.
d. They are straight chains and pack more tightly together.
Topic 5: Organic Compounds
$400 Answer
BACK TO GAME
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© 2013 Pearson Education, Inc.
Topic 5: Organic Compounds
$500 Question
Glucose, sucrose, and cellulose are examples of
a. carbohydrates.
b. disaccharides.
c. polysaccharides.
d. polypeptides.
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ANSWER
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Topic 5: Organic Compounds
$500 Answer
Glucose, sucrose, and cellulose are examples of
a. carbohydrates.
b. disaccharides.
c. polysaccharides.
d. polypeptides.
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FINAL ROUND Question
Which level of protein structure refers to the overall three-dimensional structure of a polypeptide chain?
a. primary structure
b. secondary structure
c. tertiary structure
d. quaternary structure
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ANSWER
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FINAL ROUND Answer
Which level of protein structure refers to the overall three-dimensional structure of a polypeptide chain?
a. primary structure
b. secondary structure
c. tertiary structure
d. quaternary structure
BACK TO GAME