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# Elements, Groups, and Behavior Practice Test

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By McGraw-Hill Professional
Updated on Aug 28, 2011

## Elements, Groups, and Behavior Practice Test

1. Atomic number (Z) provides

(a) the number of protons in the nucleus of an atom

(b) the weight of an element

(c) a shortcut to make the study of chemistry easier

(d) only the number of mesons in actinium

2. Covalent compounds are generally

(a) brittle solids

(b) lustrous hard solids

(c) soft solids with high melting points

(d) soft solids with low melting points

3. The lowest common multiple is easiest to use when

(a) you have a graphing calculator

(b) the charge from one ion is used as the multiplier for the other ion

(c) your instructor helps you with the math

(d) you have had a good breakfast first

4. In a binary covalent compound, boron is named before which of the following elements?

(a) carbon

(b) sulfur

(c) oxygen

(d) all of the above

5. In chemistry, the prefix mono is

(a) used to mean one

(b) generally not used for the first non-metal in the formula

(c) is a common illness found among college students

(d) used for multiplying sets of three

6. Sulfur hexafluoride is written as

(a) SF 3

(b) SH 2 F

(c) SF 6

(d) SFO 2

7. Calcium, barium, and cadmium ions all have a

(a) +1 charge

(b) + 2 charge

(c) + 3 charge

(d) + 4 charge

8. When a compound has the word thio as a prefix, it means it contains

(a) tin

(b) thallium

(c) sulfur

(d) selenium

9. Only electrons can

(a) bond with metals

(b) change to become ions

(c) carry a positive charge

(d) bond with noble gases

10. Copper forms how many kinds of ions with unique charges?

(a) 1

(b) 2

(c) 3

(d) 4

11. The largest group of carbon-containing compounds is called the

(a) halogen group

(b) organic group

(c) transition metal group

(d) inorganic group

12. Which of the following gives carbon at its simplest bonding form?

(a) methane

(b) ethane

(c) propane

(d) butane

13. When electron pairs are unequally shared between atoms of different elements, it is called

(a) being greedy

(b) sectional bonding

(c) van der Waals forces

(d) polarization energy

14. A compound is called a binary covalent compound when

(a) only two elements are bonded together

(b) more than three elements are bonded together

(c) sixty carbons are bonded together

(d) a dozen elements are bonded together

15. What does the prefix “bi” mean in bicarbonate?

(a) two atoms of carbon are present

(b) two atoms of calcium are present

(c) hydrogen is present

(d) oxygen is present

16. Carbon’s six electrons fill the

(a) 1s, 2s, and 2p orbitals

(b) 1s 2 , 2s 2 , and 2p 4 orbitals

(c) 1s 2 , 2s 2 , and 2p 2 orbitals

(d) 1s, 2s 2 , and 2p 2 orbitals

17. Monatomic ions can have

(a) only fixed charges

(b) fixed and variable charges

(c) zero charge

(d) only two charges per ion

18. Which of the following does not contain a double bond?

(a) ethene

(b) propane

(c) polypropylene

(d) butene

19. Sodium, potassium, and silver all have a

(a) + 1 charge

(b) + 2 charge

(c) + 3 charge

(d) + 4 charge

20. Dinitrogen trioxide is written as

(a) NO

(b) N 2 O 3

(c) N 2 HO 3

(d) N 2 O 4

21. A double bond is normally shown with how many lines in a structural formula?

(a) 1

(b) 2

(c) 3

(d) 4

22. Petroleum crude oil comes primarily from the remains of

(a) unprocessed mercury

(b) iron filings

(c) ice crystals

(d) prehistoric plants and animals

23. To make ethanol from ethane, you must add which functional group?

(a) −CH 3

(b) −H 2

(c) −NH 2

(d) −OH

24. When a group of elements have many of the same characteristics and react the same, it is known as

(a) hydrogen bonding

(b) a homologous series

(c) oxidation

(d) reduction

25. The chemical formula for butane is

(a) C 2 H 2

(b) C 6 H 6

(c) C 3 H 10

(d) C 4 H 10

26. Who came up with the word isotopes for different forms of an element?

(a) Hans Geiger

(b) Lothar Meyer

(c) Frederick Soddy

(d) Marie Curie

27. Alpha ( α ) particles are

(a) a neutral ion form

(b) positively charged particles

(c) negatively charged particles

(d) a negative ion form

28. Magic numbers are the number of

(a) the numbers to complete a perfect game of cards

(b) elements currently in the Periodic Table

(c) nuclear particles in a completed shell of protons or neutrons

(d) protons found in every element

29. Radioactive uranium ( 238 U) decays eventually to

(b) sodium ( 10 Na)

(c) lithium ( 22 Li)

(d) nitrogen ( 14 N)

30. Scintillation counters are used to

(a) count coins in change machines

(c) find wood floating in the water after a storm

(d) count people going in to see a movie

31. Elements with atomic numbers greater than uranium ( 92 U) are called

(a) noble gases

(b) halogens

(c) transuranium elements

(d) alkaline bases

32. Radioactive elements are used in

(a) toothpaste

(b) ice cream

(c) bicycles

(d) submarines

33. “Heavy water” has a mass of

(a) 12

(b) 15

(c) 20

(d) 36

34. Non-metals are found where in the Periodic Table?

(a) middle section

(b) not in the Periodic Table

(c) top left-hand corner

(d) far right of the Periodic Table

35. When making 10-carat, 14-carat, and 18-carat gold

(a) 15% nickel is added to pure gold

(b) various percentages of gold, copper, and silver are used

(d) silver is never used

36. When two or more metals or a metal and non-metal are combined it is called an

(a) alloy

(b) actinide

(c) accident

(d) aluminum isotope

37. Which solid metal can melt in your hand like candy?

(a) molybdenum

(b) cobalt

(c) cesium

(d) zirconium

38. What kind of fever affected thousands of Americans in the 1800s?

(a) rhodium fever

(b) arsenic fever

(c) niobium fever

(d) gold fever

39. Which ore is lead frequently found in?

(a) bauxite

(b) galena

(c) rhodite

(d) quartz

40. The years between 4,000 and 1,100 have been called the

(a) Pre-Cambrian Period

(b) Gold Rush

(c) Bronze Age

(d) Pre-MTV age

1. A

2. D

3. B

4. D

5. B

6. C

7. B

8. C

9. B

10. B

11. B

12. A

13. D

14. A

15. C

16. C

17. B

18. B

19. A

20. B

21. B

22. D

23. D

24. B

25. D

26. C

27. B

28. C

29. A

30. B

31. C

32. D

33. C

34. D

35. B

36. A

37. C

38. D

39. B

40. C

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