Transcript C2 Challenge

Chapter 2: Chemical Principles
The Structure
of Atoms
Chemical
Bonds
Inorganic
Compounds
Chemical
Reactions
Organic
Compounds
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FINAL ROUND
© 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.
b.
c.
d.
nucleus
molecule
atom
element
ANSWER
BACK TO GAME
© 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.
b.
c.
d.
nucleus
molecule
atom
element
BACK TO GAME
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Topic 1: The Structure of Atoms
$200 Question
The nucleus contains
a.
b.
c.
d.
electrons and protons.
protons and neutrons.
protons and electrons.
electrons and neutrons.
ANSWER
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Topic 1: The Structure of Atoms
$200 Answer
The nucleus contains
a.
b.
c.
d.
electrons and protons.
protons and neutrons.
protons and electrons.
electrons and neutrons.
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Topic 1: The Structure of Atoms
$300 Question
Atoms with different numbers of neutrons in their
nuclei are called
a.
b.
c.
d.
molecules.
elements.
isotopes.
compounds.
ANSWER
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Topic 1: The Structure of Atoms
$300 Answer
Atoms with different numbers of neutrons in their
nuclei are called
a.
b.
c.
d.
molecules.
elements.
isotopes.
compounds.
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Topic 1: The Structure of Atoms
$400 Question
How many electrons are in the second shell?
a.
b.
c.
d.
2
8
6
18
ANSWER
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Topic 1: The Structure of Atoms
$400 Answer
How many electrons are in the second shell?
a.
b.
c.
d.
2
8
6
18
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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.
b.
c.
d.
18
7
8
10
ANSWER
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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.
b.
c.
d.
18
7
8
10
BACK TO GAME
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Topic 2: Chemical Bonds
$100 Question
Which type of bond is weak and does NOT
bind atoms together?
a.
b.
c.
d.
hydrogen bond
ionic bond
covalent bond
valence bond
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.
b.
c.
d.
hydrogen bond
ionic bond
covalent bond
valence bond
BACK TO GAME
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Topic 2: Chemical Bonds
$200 Question
The number of extra or missing electrons in an
atom’s outermost electron shell is called the
atom’s
a.
b.
c.
d.
atomic number.
electronic configuration.
valence.
covalence.
ANSWER
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Topic 2: Chemical Bonds
$200 Answer
The number of extra or missing electrons in an
atom’s outermost electron shell is called the
atom’s
a.
b.
c.
d.
atomic number.
electronic configuration.
valence.
covalence.
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Topic 2: Chemical Bonds
$300 Question
A bond formed from the attraction between
ions of opposite charge is called a(n)
a.
b.
c.
d.
ionic bond.
covalent bond.
peptide bond.
hydrogen bond.
ANSWER
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Topic 2: Chemical Bonds
$300 Answer
A bond formed from the attraction between
ions of opposite charge is called a(n)
a.
b.
c.
d.
ionic bond.
covalent bond.
peptide bond.
hydrogen bond.
BACK TO GAME
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Topic 2: Chemical Bonds
$400 Question
A molecule that contains at least two different
kinds of atoms is called a
a.
b.
c.
d.
mixture.
compound.
solvent.
solute.
ANSWER
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Topic 2: Chemical Bonds
$400 Answer
A molecule that contains at least two different
kinds of atoms is called a
a.
b.
c.
d.
mixture.
compound.
solvent.
solute.
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Topic 2: Chemical Bonds
$500 Question
Which of the following is formed by the sharing
of electrons?
a.
b.
c.
d.
compound
ionic bond
hydrogen bond
covalent bond
ANSWER
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Topic 2: Chemical Bonds
$500 Answer
Which of the following is formed by the sharing
of electrons?
a.
b.
c.
d.
compound
ionic bond
hydrogen bond
covalent bond
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Topic 3: Inorganic Compounds
$100 Question
Water has an unequal distribution of charges
and is called a(n)
a.
b.
c.
d.
ionic molecule.
polar molecule.
covalent molecule.
organic molecule.
ANSWER
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Topic 3: Inorganic Compounds
$100 Answer
Water has an unequal distribution of charges
and is called a(n)
a.
b.
c.
d.
ionic molecule.
polar molecule.
covalent molecule.
organic molecule.
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Topic 3: Inorganic Compounds
$200 Question
Inorganic compounds are characterized by all
of the following EXCEPT molecules that
a.
b.
c.
d.
are usually small.
are structurally simple.
contain carbon.
include salts, acids, and bases
ANSWER
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Topic 3: Inorganic Compounds
$200 Answer
Inorganic compounds are characterized by all
of the following EXCEPT molecules that
a.
b.
c.
d.
are usually small.
are structurally simple.
contain carbon.
include salts, acids, and bases
BACK TO GAME
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Topic 3: Inorganic Compounds
$300 Question
A compound that helps keep the pH from
changing drastically is
a.
b.
c.
d.
a buffer.
an acid.
water.
a base.
ANSWER
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Topic 3: Inorganic Compounds
$300 Answer
A compound that helps keep the pH from
changing drastically is
a.
b.
c.
d.
a buffer.
an acid.
water.
a base.
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Topic 3: Inorganic Compounds
$400 Question
Most microbes grow best at a pH from
a.
b.
c.
d.
5.0 to 6.5.
6.5 to 8.5.
8.5 to 10.0.
4.0 to 6.0.
ANSWER
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Topic 3: Inorganic Compounds
$400 Answer
Most microbes grow best at a pH from
a.
b.
c.
d.
5.0 to 6.5.
6.5 to 8.5.
8.5 to 10.0.
4.0 to 6.0.
BACK TO GAME
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Topic 3: Inorganic Compounds
$500 Question
Which type of bond exists between adjacent
molecules of water?
a.
b.
c.
d.
ionic bond
covalent bond
hydrogen bond
peptide bond
ANSWER
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Topic 3: Inorganic Compounds
$500 Answer
Which type of bond exists between adjacent
molecules of water?
a.
b.
c.
d.
ionic bond
covalent bond
hydrogen bond
peptide bond
BACK TO GAME
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Topic 4: Chemical Reactions
$100 Question
Sucrose can be hydrolyzed into
a.
b.
c.
d.
dextrans.
two glucoses.
glucose and galactose.
glucose and fructose.
ANSWER
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Topic 4: Chemical Reactions
$100 Answer
Sucrose can be hydrolyzed into
a.
b.
c.
d.
dextrans.
two glucoses.
glucose and galactose.
glucose and fructose.
BACK TO GAME
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Topic 4: Chemical Reactions
$200 Question
What type of chemical reaction breaks bonds
and then forms new bonds?
a.
b.
c.
d.
exchange reactions
synthesis reactions
decomposition reactions
reversible reactions
ANSWER
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Topic 4: Chemical Reactions
$200 Answer
What type of chemical reaction breaks bonds
and then forms new bonds?
a.
b.
c.
d.
exchange reactions
synthesis reactions
decomposition reactions
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.
ANSWER
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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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Topic 4: Chemical Reactions
$400 Question
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.
ANSWER
BACK TO GAME
© 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
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Topic 4: Chemical Reactions
$500 Question
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.
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Topic 4: Chemical Reactions
$500 Answer
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.
BACK TO GAME
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Topic 5: Organic Compounds
$100 Question
Which of the following are the “building blocks”
of proteins?
a.
b.
c.
d.
amino acids
fatty acids
peptides
nucleotides
ANSWER
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Topic 5: Organic Compounds
$100 Answer
Which of the following are the “building blocks”
of proteins?
a.
b.
c.
d.
amino acids
fatty acids
peptides
nucleotides
BACK TO GAME
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Topic 5: Organic Compounds
$200 Question
Which of the following are purines?
a.
b.
c.
d.
adenine and guanine
cytosine and uracil
guanine and cytosine
adenine and thymine
ANSWER
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Topic 5: Organic Compounds
$200 Answer
Which of the following are purines?
a.
b.
c.
d.
adenine and guanine
cytosine and uracil
guanine and cytosine
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.
b.
c.
d.
adenine
guanine
thymine
uracil
ANSWER
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Topic 5: Organic Compounds
$300 Answer
Which of the following nitrogenous bases is NOT
found in an RNA molecule?
a.
b.
c.
d.
adenine
guanine
thymine
uracil
BACK TO GAME
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Topic 5: Organic Compounds
$400 Question
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.
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
Topic 5: Organic Compounds
$400 Answer
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.
BACK TO GAME
© 2013 Pearson Education, Inc.
Topic 5: Organic Compounds
$500 Question
Glucose, sucrose, and cellulose are examples
of
a.
b.
c.
d.
carbohydrates.
disaccharides.
polysaccharides.
polypeptides.
ANSWER
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© 2013 Pearson Education, Inc.
Topic 5: Organic Compounds
$500 Answer
Glucose, sucrose, and cellulose are examples
of
a.
b.
c.
d.
carbohydrates.
disaccharides.
polysaccharides.
polypeptides.
BACK TO GAME
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FINAL ROUND Question
Which level of protein structure refers to the
overall three-dimensional structure of a
polypeptide chain?
a.
b.
c.
d.
primary structure
secondary structure
tertiary structure
quaternary structure
ANSWER
BACK TO GAME
© 2013 Pearson Education, Inc.
FINAL ROUND Answer
Which level of protein structure refers to the
overall three-dimensional structure of a
polypeptide chain?
a.
b.
c.
d.
primary structure
secondary structure
tertiary structure
quaternary structure
BACK TO GAME
© 2013 Pearson Education, Inc.