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AP Chemistry Jeopardy. 2000. AP CHEM JEOPARDY. Structure of Matter. States of Matter. Physical Chemistry. Chemical Bonding. Chemical Reactions. $100. $100. $100. $100. $100. $200. $200. $200. $200. $200. $400. $400. $400. $400. $400. $800. $800. $800. $800. $800.

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ap chem jeopardy


of Matter

States of











































chem bond 100
Chem Bond $100

Q - Which atom has a larger atomic radius?

A) Ar C) Cl

B) Na D) Li

chem bond 200
Chem Bond $200

Q - How Many Sigma and Pi bond does N2 contain?

A) one sigma, four pi

B) two sigma, two pi

C) three sigma

D) three pi

E) one sigma, two pi

chem bond 400
Chem Bond $400

What are the the three atoms that bond to hydrogen in hydrogen bonding?





chem bond 800
Chem Bond $800

What are the two ways for a molecule to have a bent geometry?


A tetrahedral arrangement with two

unshared electron pairs (~109.5°)

A planar triangle geometry with one

unshared electron pair (~120°)

chem bond 1000
Chem Bond $1000

What are the four types of Unit Cells possible for crystal structures??


Simple Cubic 2r = s

Face centered 4r = 2 (sqr. Root r)

Body centered 4r = s (cube root r)


chem bond 1500
Chem Bond $1500

Q - Which is NOT linear?

a) CO2

b) H2O

c) BeF2

d) N2

chem bond 2000
Chem Bond $2000

Why is the P-Cl bond in PCl5 a stronger bond than the C-O in carbon monoxide?

A) Increased Dipole - Dipole Forces

B) Hydrogen Bonding

C) Increased London Dispersion Forces

states of matter 100
States of Matter $100

Which of the following is not a gas at room temperature?

A) O2

B) Ar

C) F2

D) Br2

states of matter 200
States of Matter $200

Under what conditions would a substance sublimate at room conditions (25 °C and 1 atm)?

A) the critical temperature must be below the triple point

B) the slope of the fusion line should be negative

C) the triple point must be at a pressure greater than 1 atm

and 25°C

D) the solid phase must be more dense than the liquid phase

states of matter 400
States of Matter $400

What would happen to the pressure of a gas if the temperature is tripled, the volume is doubled, and the number of gas molecules is quadrupled ? . . . .


A) T x (1/3)(1/2)(1/4)

B) T x (3/1)(2/1)(4/1)

C) T x (3/1)(1/2)(4/1)

D) T x (3/1)(1/2)(1/4)


Temp. is tripled P = kT

Volume is doubled P=k(1/V)

Moles is quad. P = kn

states of matter 800
States of Matter $800

Is the slope for the solid/ liquid line in the phase diagram of water positive, negative, or can be either?

states of matter 1000
States of Matter $1000

The kinetic molecular theory predicts that at a given temperature...


A) All gases have the same KE

B) All gas molecules have the same


C) Only real gas molecules collide

with each other

D) On average, heavier molecules move more slowly

E) Elastic collisions result in the loss of energy.

states of matter 1500
States of Matter $1500

All of the following physical properties change as solute is added to the solution. Which is NOT a colligative property?

A) Boiling Point D) Surface Tension

B) Vapor Pressure E) Melting Point

C) Osmotic Pressure

states of matter 2000
States of Matter $2000

Which of the following is most likely to be soluble in hexane?

A) KCl D) H2O

B) C2H5OH E) C6H6

C) HC2H3O2

physical chemistry 100
Physical Chemistry $100

What is the free energy of a system at equilibrium? . . .


∆ G = 0 @ equilibrium

< 0 if spontaneous

> 0 if non-spontaneous

physical chemistry 200
Physical Chemistry $200

When ∆H is positive and ∆S is negative, will temperature changes have an effect on the spontaneity of a reaction?


physical chemistry 400
Physical Chemistry $400

The rate of reaction will be large if:

A) ∆G° is a large (-) number

B) ∆S° is a large (-) number

C) ∆H° is a large (-) number

D) Keq is a large (+) number

E) None of the above

physical chemistry 800
Physical Chemistry $800

The Law of Dulong and Petit says that the molar specific heat of solid elements is approximately 25 J/mol•K. This suggests that. . .


a) The heat absorbed depends only on the number of atoms

b) the heat absorbed depends on the volume change with temperature

c) the heat absorbed can be calculated from the 1st Law of Thermodynamics

d) this law is an oddity since it does not apply to elements that are liquids / gases

physical chemistry 1000
Physical Chemistry $1000

An inorganic catalyst doesn’t...

A) Ensure proper geometry

B) Weaken existing bonds

C) Lose effectiveness when heated

D) Decrease the activation energy of a reaction


Catalysts lower the activation energy of a reaction thus increasing the rate by ensuring proper geometry and weakening existing bonds in the molecule.

Only ORGANIC catalysts are effected by a temperature change.

physical chemistry 1500
Physical Chemistry $1500

What equation would you use to solve:

How much heat does it take to raise 10 grams of water by 10°C? . . .

physical chemistry 2000
Physical Chemistry $2000

What is the equation is used to find how temperature changes affect rates of reaction?

chemical reactions 100
Chemical Reactions $100

Which of the following would produce odor if heated?

A) NH3 D) PbI2

B) Na+(aq) E) A and C


chemical reactions 200
Chemical Reactions $200

One mole of electrons is how many coulombs?

chemical reactions 400
Chemical Reactions $400

A molecule of NaHSO4 is . . .

a) Acidic

b) Basic

c) Neutral


Na+ is neutral because it is the conjugate acid of a strong base.

HSO4- is acidic because it can further produce H+ ions in solution (but it also has amphoteric properties).

chemical reactions 800
Chemical Reactions $800

Which of the following compounds includes an element that has the same oxidation # as the chlorine in sodium chlorate, NaClO3?

A) K3Fe(CN)6 D) (NH4) 2SO4

B) KMnO4 E) KClO4

C) Al(NO3)3


A) reduction involves a gain of e-

B) batteries are galvanic cells

C) a spontaneous reaction always has a (+) E°cell

D) electrolysis reactions always produce a gas at at least one electrode

E) Galvanic cells can be used to determine equilibrium constants

chemical reactions 1500
Chemical Reactions $1500

What will be the products of the following equation?

FeCl2 + HCl + KMnO4 -->



FeCl2 + HCl + KMnO4 -->

FeCl3 + MnCl2 + H2O + KCl

Ox: Fe2+ --> Fe3+ + e-

Red: MnO4 - + H+ --> Mn2+ + H2O

(K+ and Cl- are spectator ions)

chemical reactions 2000
Chemical Reactions $2000

Predict the net ionic equation for the following reaction and tell what form the reactants will be present . . .

The electrolysis of KI in water


Ox: 2 I- --> I2 + 2e-

Red: 2 H2O + 2 e- --> H2 + 2 OH-

2 H2O + 2 I- --> H2 + 2 OH- + I2

Electrolysis of KI in water. (H2O has a E°red closer to zero than K+)

structure of matter 100
Structure of Matter $100

Which of the following elements has the greatest number of p electrons?


A) C

B) Si

C) Fe

D) Cl

E) As


Even though some of the others have more p electrons in their OUTER shell, Arsenic has more TOTAL p electrons.

structure of matter 200
Structure of Matter $200

An electron with the four quantum numbers 3,2,-1,-1/2 may be an electron in an unfilled sublevel of . . .


A) Ca

B) Fe

C) Al

D) Ar

E) Ag


B) Fe

It says UNFILLED sublevel. Since the 1st two quantum #’s are “3” and “2” that means an unfilled 3-d orbital. Fe is the only one with an unfilled 3-d orbital.

structure of matter 400
Structure of Matter $400

Chemical Properties are defined by the:

A) Electrons C) Neutrons

B) Protons D) Ionization Energy

C) Electronegativity

structure of matter 800
Structure of Matter $800

The best way to estimate the boiling points of Pd is to:

A) average the b.p.’s of Rh and Ag

B) average the b.p.’s of Ni and Pt

C) average the b.p.’s of Ir and Cu

D) average the b.p.’s of Co and Au

E) None of the above will work.

structure of matter 1000
Structure of Matter $1000

In which of the following pairs of elements is the element with the lower boiling point listed first?

A) Na, Cs D) Ba, Sr

B) Te, Se E) I, Br

C) P, N

states of matter 150060
States of Matter $1500

Carbon-14 has a half-life of 5730 years. How old is a wooden object if 70% of the C-14 has decayed?

A) 2948 yr D) 4321 yr

B) 1280 yr E) 7002 yr

C) 9950 yr


Radioactive decay is a first order reaction therefore…

Rate = kX

ln Xo = kt


Ln 2 X = k t 1/2


ln 2 = k t 1/2==> t 1/2 = 0.693/k

structure of matter 2000
Structure of Matter $2000

An electron that falls from a higher energy level to n=3 emits a wavelength that fall in what “series?”


Lyman: n = ∞ --> n = 1


Balmer: n = ∞ --> n = 2


Paschen: n = ∞ --> n = 3