Name: ________________________ Class: ___________________ Date: __________ ID: B

1

Ch 17: Properties of Atoms and the Periodic Table - Study Guide

Matching

a. protons d. atoms

b. electrons e. quarks

c. neutrons

____ 1. Particles with an electrical charge of +1

____ 2. The smallest piece of matter that still retains the properties of the element

____ 3. These make up protons and neutrons

____ 4. Particles with an electrical charge of -1

____ 5. Particles with no electrical charge

Short Answer

6. Draw the atomic structure and the electron dot configuration for the element Boron.

7. Explain what an isotope is.

8. What is the name of each of the following elements, and classify it as a metal, a nonmetal, or a metalloid: H,

Si, Cl, Fe

9. Complete the table below by writing the correct information in the blank spaces.

Element Chemical

symbol

Atomic

number

Number of

protons

Number of

neutrons

Mass

number

Magnesium

17

8

0 8

16 30

17 38

Name: ________________________ ID: B

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Multiple Choice

Identify the choice that best completes the statement or answers the question.

____ 10. The sum of the protons and neutrons is called the _______.

a. mass number c. both a and b

b. atomic number d. phone number

____ 11. What type of elements are found to the right of the periodic table?

a. hemroids c. nonmetals

b. metalloids d. metals

Testing Concepts

____ 12. A certain atom has 24 protons, 24 electrons, and 31 neutrons. Its mass number is ____.

a. 26 c. 55

b. 52 d. 30

____ 13. A particle that moves around the nucleus is a(n) ____.

a. ion c. electron

b. proton d. neutron

____ 14. Dot diagrams are used to represent ____.

a. the structure of the nucleus c. isotopes

b. atomic number d. outer electrons

____ 15. Elements in groups 1 through 12 are called _______.

a. nonmetals c. metalloids

b. metals d. isotopes

____ 16. Vertical columns of the periodic table are called ____.

a. periods c. clusters

b. groups d. rows

____ 17. A chemical symbol represents the ____of an element.

a. structure c. reaction

b. type d. name

____ 18. Horizontal rows of the periodic table are called ____.

a. families c. periods

b. groups d. clusters

____ 19. Atoms of the same element with different numbers of neutrons are called ____.

a. isotopes c. metalloids

b. transition elements d. radioactive

____ 20. Particles of matter that make up protons and neutrons are ____.

a. electrons c. atoms

b. isotopes d. quarks

Name: ________________________ ID: B

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____ 21. Each energy level of an atom has a maximum number of ____ it can hold.

a. neutrons c. quarks

b. protons d. electrons

____ 22. If you change the number of protons in an atom, you change the

a. charge c. isotope

b. state of matter d. element

____ 23. Which elements have similar properties?

a. elements with the same number of

neutrons

c. elements in the same state of matter

b. elements from the same group d. elements from the same period

____ 24. In the diagram above, which element does this atom represent?

a. sodium c. fluorine

b. potassium d. neon

____ 25. What is the mass number of the atom shown?

a. 19 c. 21

b. 9 d. 20

____ 26. Which is the smallest part of an element that retains all the properties of the element?

a. atom c. proton

b. electron d. neutron

____ 27. The area around the nucleus of an atom where its electrons are most likely to be located is the ______.

a. atom sphere c. electron cloud

b. electron area d. nucleus cloud

Name: ________________________ ID: B

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Atoms

Atom Protons Neutrons Electrons

1 6 10 6

2 8 9 8

3 9 8 9

4 6 11 6

____ 28. Which two are isotopes of one another?

a. Atoms 1 & 4 c. Atoms 1 & 2

b. Atoms 2 & 3 d. Atoms 1 & 3

____ 29. Which two have the same mass?

a. Atoms 1 & 4 c. Atoms 2 & 4

b. Atoms 2 & 3 d. Atoms 1 & 2

____ 30. Who was credited with orgainizing the modern periodic table?

a. Mendeleev c. Moseley

b. Einstein d. Curie

____ 31. The third energy level contains at most how many electrons?

a. 32 c. 18

b. 2 d. 8

____ 32. Which one is comprised of the other three?

a. neutron c. proton

b. electron d. atom

____ 33. The box for an element from the periodic table is shown. Which is the atomic mass?

a. C c. A

b. B d. D

____ 34. The box for an element from the periodic table is shown. Which is the atomic number?

a. B c. D

b. A d. C

____ 35. What two parts of an atom must be eqal in number for the charge of the atom to be neutral?

a. neutrons and electrons c. protons and electrons

b. protons and neutrons d. quarks and electrons

Name: ________________________ ID: B

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____ 36. The small, positively charged center of the atom containing protons and neutrons is the ______.

a. outer atom c. nucleus

b. proton region d. electron cloud

____ 37. What particles are found in the electron cloud?

a. Electrons c. Protons

b. Netrons d. Nucleus

____ 38. Elements from the same group/family have what in common?

a. the same number of protons c. the same number of electrons

b. the same number of valence electrons d. the same number of neutrons

____ 39. The weighted average mass of the mixture of isotopes is called the ______.

a. atomic mass unit c. average atomic mass

b. mass number d. atomic number

____ 40. Where at on the periodic table would you find the lightest elements?

a. top left c. top right

b. bottom right d. bottom left

____ 41. What scientist in 1913 aranged the elements by atomic number rather than atomic mass?

a. Moseley c. Rutherfurd

b. Chief Sohcahtoa d. Mendeleev

____ 42. Each inner energy level of an atom has a maximum number of ____ it can hold.

a. neutrons c. quarks

b. electrons d. protons

____ 43. In the diagram above, what is the charge on this atom?

a. +1 c. -3

b. 0 d. +3

____ 44. Which element has 16 protons?

a. Nitrogen c. Sulfur

b. Silicon d. Aluminum

ID: B

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Ch 17: Properties of Atoms and the Periodic Table - Study Guide

Answer Section

MATCHING

1. ANS: A PTS: 1

2. ANS: D PTS: 1

3. ANS: E PTS: 1

4. ANS: B PTS: 1

5. ANS: C PTS: 1

SHORT ANSWER

6. ANS:

diagram

PTS: 1

7. ANS:

Isotopes are elements that have the same number of protons, but different numbers of neutrons. Isotopes also

have a different mass number, and have characteristics similar to, but slightly different from their other

isotopes.

PTS: 1 DIF: DOK 2 OBJ: 6-2 STA: C4.10B

8. ANS:

H -Hydrogen - Nonmetal / Si - Silicon - Metalloid / Cl - Chlorine - Nonmetal / Fe - Iron - Metal

PTS: 1 DIF: DOK 2 OBJ: 10-3 STA: C4.9b

ID: B

2

9. ANS:

Complete the table below by writing the correct information in the blank spaces.

Element Chemical

symbol

Atomic

number

Number of

protons

Number of

neutrons

Mass

number

Magnesium 24

12

Mg 12 12 12 24

Oxygen-17 17

8

0 8 8 9 17

Sulfur 32

16

S 16 16 16 32

Chlorine-38 38

17

Cl 17 17 21 38

PTS: 1

MULTIPLE CHOICE

10. ANS: A PTS: 1

11. ANS: C PTS: 1

12. ANS: C PTS: 1

13. ANS: C PTS: 1

14. ANS: D PTS: 1

15. ANS: B PTS: 1

16. ANS: B PTS: 1

17. ANS: D PTS: 1

18. ANS: C PTS: 1

19. ANS: A PTS: 1

20. ANS: D PTS: 1

21. ANS: D PTS: 1

22. ANS: D PTS: 1

23. ANS: B PTS: 1

24. ANS: C PTS: 1 DIF: Bloom's Level 3

NAT: UCP.2 | B.1 STA: C4.10A | C4.10e

25. ANS: C PTS: 1 DIF: Bloom's Level 3

NAT: B.1 STA: C4.10A | C4.10e

26. ANS: A PTS: 1 DIF: Bloom's Level 2

NAT: B.1 STA: C4.10B | P4.p2B

27. ANS: C PTS: 1

ID: B

3

28. ANS: A PTS: 1 DIF: Bloom's Level 4

NAT: UCP.2 | B.1 STA: C4.10A | C4.10B

29. ANS: B PTS: 1 DIF: Bloom's Level 4

NAT: UCP.2 | B.1 STA: C4.10B | C4.10A

30. ANS: C PTS: 1

31. ANS: C PTS: 1

32. ANS: D PTS: 1 DIF: Bloom's Level 2

NAT: B.1 STA: C4.8B | C4.8A

33. ANS: D PTS: 1 DIF: Bloom's Level 3

NAT: UCP.2 | B.1 STA: C4.10e | C4.9b

34. ANS: A PTS: 1 DIF: Bloom's Level 3

NAT: UCP.2 | B.1 STA: C4.10e | C4.9b

35. ANS: C PTS: 1

36. ANS: C PTS: 1

37. ANS: A PTS: 1

38. ANS: B PTS: 1

39. ANS: C PTS: 1

40. ANS: A PTS: 1

41. ANS: A PTS: 1

42. ANS: B PTS: 1 DIF: DOK 1 OBJ: 4-1

STA: C4.8e

43. ANS: B PTS: 1

44. ANS: C PTS: 1 DIF: Bloom's Level 2

NAT: B.1 STA: C4.10A | C4.10e