Download Chemistry Review: Strategies for the CRQ`s

Chemistry Review: How to Answer Questions “In Terms of........ “
In terms of polarity
Sample question: Why is
hydrogen chloride is more
soluble than methane in
water at 20.°C and standard
pressure?
How to answer:
In terms of collision theory
Sample question: Why
does lowering the
concentration of oxygen gas
decrease the rate of a
combustion reaction?
How to answer:
In terms of electronegativity
difference (END)
Sample question: Why is
the bond in a molecule of
HF more polar than the
bond in a molecule of HI?
How to answer:
In terms of activity
Sample question: Why
does HCl(aq) react with
Zn(s), but HCl(aq) does not
react with Cu(s)?
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In terms of intermolecular
How to answer:
forces of attraction
Sample question: Based on What to consider:
given data, explain why
NH3 has a higher boiling
point than CF4.
In terms of sub-atomic
particles
Sample question: Explain
how an isotope of C-12 and
C-14 are similar and how
they are different.
How to answer:
In terms of bonding
Sample question: Why is
C3H6 classified as an
unsaturated hydrocarbon?
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In terms of the number of
electron shells
Sample question: Why is
the radius of a strontium
atom in the ground state
larger than the radius of a
magnesium atom in the
ground state?
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In terms of atomic structure
Sample question: Why do
the elements in Group 2
have similar chemical
properties?
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In terms of charged particles
Sample question: Why
were some of the alpha
particles deflected in
Rutherford’s gold foil
experiment?
In terms of electron
configuration
Sample question:
Why don’t atoms of Radon222 readily react to form
compounds?
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In terms of LeChatelier’s
Principle
Sample question: Given a
reaction between hydrogen
gas and nitrogen gas to form
ammonia gas at equilibrium.
After adding more H2(g) to
the system, explain why the
final concentration of
NH3(g) is greater than the
initial concentration of
NH3(g)?
In terms of energy states
Sample question: Explain
how a bright-line spectrum
is created.
How to answer:
In terms of valence
electrons
Sample question: Why is
the bonding in magnesium
oxide (MgO) similar to the
bonding in barium chloride,
(BaCl2)?
In terms of saturation
Sample question: A student
dissolves 80 grams of KNO3
in 100g of water at 60 C.
What type of solution made
by the student?
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In terms of electrons
Sample question: Describe
the type of bonding between
the carbon atom and the
nitrogen atom in a molecule
of methanamine.
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In terms of electrons
Sample question: Why is
graphite an electrical
conductor and diamond is
not? Your response must
include information about
both graphite and diamond.
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In terms of particle
arrangement
Sample question: Why is
NaCl(aq) a homogeneous
mixture?
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In terms of electrons
Sample question: Why are
metals good conductors of
electricity?
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In terms of subatomic
particles and energy states
Sample question:
Why is radiant light energy
emitted by the hydrogen gas
in a light tube when a high
voltage is applied at the
electrodes?
How to answer:
In terms of charge
distribution
Sample question: Why is a
molecule of hydrogen
cyanide is polar?
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