Chapter 1
Chapter 3A
Chapter 3B
Chapter 4A
Chapter 4B
100

Which of the following is NOT a chemical?

A) salt

B) water

C) light

D) carbon dioxide

E) sugar

C) light

100

Air is a(n) 

A) compound.

B) heterogeneous mixture.

C) element.

D) homogeneous mixture.

D) homogeneous mixture.

100

The specific heat of a substance is the amount of heat needed to

A) change 1 g of the substance from the solid to the liquid state.

B) raise the temperature of 1 g of the substance by 1 °C.

C) change 1 g of the substance from the liquid to the solid state.

D) convert 1 g of a liquid to gas.

E) convert 1 g of a solid to a gas.

B) raise the temperature of 1 g of the substance by 1 °C.

100

Which of the following properties is NOT a characteristic of the Group 1A (1) elements (alkali metals)?

A) They are shiny.

B) They are good conductors of heat.

C) They react vigorously with water.

D) Most of them are liquids at room temperature.

E) They are good conductors of electricity.

D) Most of them are liquids at room temperature.

100

Ionization energy is

A) the energy an ion acquires from an electron.

B) the energy needed to remove an electron from the outermost energy level.

C) highest for metals in Group 1A (1).

D) higher for potassium than for lithium.

E) higher for chlorine than for fluorine.


B) the energy needed to remove an electron from the outermost energy level.

200

You notice that there is more traffic between 8:00 and 9:00 AM. This would be a(n)

A) observation.

B) hypothesis.

C) experiment.

D) conclusion/theory.


A) observation.

200

Which of the following is a property of a solid? 

A) It takes the shape of the container.

B) It fills the volume of the container.

C) The particles move at a rapid rate.

D) The interactions between its particles are very weak.

E) The particles have fixed positions and are very close together.


E) The particles have fixed positions and are very close together.

200

A kilocalorie of heat is required to raise the temperature of

A) 1 g of water from 14 °C to 15 °C.

B) 1 g of water by 10 °C.

C) 10 g of water by 10 °C.

D) 100 g of water by 10 °C.

E) 100 g of water by 100 °C.

D) 100 g of water by 10 °C.

200

Which of the following elements is a noble gas?

A) oxygen

B) chlorine

C) bromine

D) argon

E) nitrogen

D) argon

200

Of the elements: B, C, F, Li, and Na, the element with the least metallic character is

A) B.

B) C.

C) F.

D) Li.

E) Na.

C) F.

300

16 is what percentage of 80? 

A) 200%

B) 20%

C) 2%

D) 5%

E) 50%


B) 20%

300

Which of the following is a chemical change? 

A) cutting a rope

B) bending a steel rod

C) making a snowman

D) burning sugar

E) melting gold


D) burning sugar

300

The number of calories needed to raise the temperature of 32 g of water from 12 °C to 54 °C is

A) 384 cal.

B) 1.3 cal.

C) 1300 cal.

D) 1700 cal.

E) 0.76 cal.

C) 1300 cal.

300

What is the mass number of an atom of potassium that has 20 neutrons?

A) 15

B) 19

C) 35

D) 39

E) 59

D) 39

300

Of the elements: Li, Na, K, Rb, and Cs, the element with the most metallic character is

A) Li.

B) Na.

C) K.

D) Rb.

E) Cs.

E) Cs.

400

Written in scientific notation, 540 000 is

A) 0.54 × 106.

B) 54 × 108.

C) 5.4 × 10-5.

D) 5.4 × 105.

E) 5.4.

D) 5.4 × 105.

400

In which of the following would the particles move most rapidly? 

A) ice at -20 °C

B) water at 20 °C

C) steam at 110 °C

D) boiling water

E) ice at 0 °C

C) steam at 110 °C

400

How many calories are required to raise the temperature of a 35.0 g sample of iron from
25 °C to 35 °C? Iron has a specific heat of 0.108 cal/g °C.

A) 38 cal

B) 1.1 cal

C) 3.8 cal

D) 93 cal

E) 130 cal

A) 38 cal

400

What is the abbreviated electron configuration for nickel (atomic number 28)?

A) [He]2s22p3

B) [Ar]4s23d8

C) [Kr]4s23d8

D) [Ar]4s24p4

E) [Ar]3d8

B) [Ar]4s23d8

400

The number of dots in the electron dot structure of carbon is

A) one.

B) two.

C) three.

D) four.

E) five.

D) four.

500

Written in scientific notation, 0.000 004 03 is

A) 4.03 × 10-7.

B) 4.03 × 10-6.

C) 4.03 × 106.

D) 0.403 × 10-5.

E) 4.03.

B) 4.03 × 10-6.

500

A cheeseburger from a fast food restaurant contains 19 g of fat, 20. g of carbohydrate, and 28 g of protein. How many kcal of energy does the cheeseburger contain? (The caloric values for foods are 9.0 kcal/g for fat, 4.0 kcal/g for carbohydrate, and 4.0 kcal/g for protein.) Round off the answer for each food type to the tens place.

A) 70. kcal

B) 360 kcal

C) 17 kcal

D) 630 kcal

E) 280 kcal

B) 360 kcal

500

How many joules are required to raise the temperature of a 6.50 g sample of silver from
34 °C to 189 °C? The specific heat of gold is 0.235 J/g °C.

A) 51.9 J

B) 127 J

C) 237 J

D) 255 J

E) 289 J

C) 237 J

500

Chlorine has two naturally occurring isotopes. The isotope Cl-35 (mass  = 35.0 amu) makes up 75.8% of the sample, and the isotope Cl-37 (mass = 37.0 amu) makes up 24.2% of the sample. What is the average atomic mass for chlorine?

A) 36.0 amu

B) 35 amu

C) 36.6 amu

D) 35.5 amu

E) 35.521 amu

D) 35.5 amu

500

How many valence electrons are in the electron-dot structures for the elements in group 3A(13)?

A) 1

B) 2

C) 3

D) 4

E) 6

C) 3