ANSWERS CHAPTERS 5&6 TEST REVIEW. 1. Which of the following elements is a metal? C Ti A B O Cl D Ne CHAPTERS 5&6 TEST REVIEW

ANSWERS

CHAPTERS 5&6 TEST REVIEW

1. Which of the following elements is a metal?

C Ti

A

B

O

Cl

D Ne


2. An atom that loses an electron to form a positively charged ion is called a(n) ______.

A cation

B anion


3. The ability of an atom to attract electrons is called ______.

B electronegativity

A ionization energy

C shielding

effective nuclear chargeD


4. A horizontal row on the Periodic Table is called a(n) ______.

B period

A group/family

C orbital


5. The energy required for an electron to be removed from an atom is called ______.

A ionization energy

B electronegativity energy

C shielding energy

nuclear energyD


6. Which atom has the electron configuration of 1s22s22p63s23p3?

A

B

N

Ca

C Cl

PD


7. Which atom has the noble gas configuration of [Ne]3s23p5?

C Cl

A

B

B

F

SiD


8. What is the electron configuration of the aluminum ion?

B 1s22s22p6

A 1s22s22p63s23p1

C 1s22s22p63s23p3

1s2D


9. Which of the following atoms is an alkali metal?

A

B

Mg

F

C Ne

KD


10. As the atomic number increases in a period the atomic radius ______.

B decreases

A increases

C remains constant


11. In the electron configuration 1s22s22p63s1 the “3” represents the ______.

B

A orbital shape

C number of electrons

principle quantum number


12. principle quantum number 2 can hold a maximum of ______ electrons.

B

A 2

C 18

8


13. Nitrogen has an electron configuration of 1s22s22p3. The correct orbital notation for nitrogen is ___.

C

A

B

1s

↑↓

2s

↑↓

2p 2p 2p

↑↑↓

1s

↑↓

2s

↑↓

2p 2p 2p

↑↑↓

1s

↑↓

2s

↑↓

2p 2p 2p

↑ ↑ ↑


14. Which of the following atoms is a noble gas?

C Ar

A Cl

B Mg

ND


15. As the atomic number increases in a group, the shielding ______.

B increases

A decreases

C remains constant


16. A wave with a long wavelength has a ______ frequency and a ______ energy.

A small, small

B small, large

C large, small

large, largeD


17. As the atomic number increases in a period, the shielding ______.

A

B

decreases

increases

C remains constant


18. As the atomic number increases in a period, the effective nuclear charge ______.

B increases

A decreases

C remains constant


19. Nonmetals have ______ electronegativities and ______ ionization energies.

A large, large

B large, small

C small, small

small, largeD


20. Which of the following statements is NOT true?

C Electronegativity increases down a group

A

B

Ionization energy increases across a period

Shielding increases down a group

Effective nuclear charge increases across a periodD


CHAPTERS 5&6 TEST REVIEW21. Calculate the wavelength of a wave with a frequency of 3.50×1015 s-1. Note the equations and constants below.

22. Which of the following transitions results in the emission of a photon?

C n = 6 to n = 2

A

B

n = 2 to n = 3

n = 5 to n = 6

n = 4 to n = 5D


23. Which of the following symbols represents the frequency of a wave?

B v

A λ

C E

nD


24. What is the appropriate unit for wavelength?

A m

B s-1

C J

m/sD


25. What is the shape of a p orbital?

A bow - tie

B spherical

C rectangular

squareD


26. Manganese has an electron configuration of 1s22s22p63s23p64s23d5.

The correct orbital notation for manganese is ___.

A

1s 2s 2p 2p 2p 3s 3p 3p 3p 4s 3d 3d 3d 3d 3d

↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑ ↑ ↑ ↑ ↑

B

C


↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↑↓ ↑↓


↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↓ ↑↑↓ ↑ ↑


C Cs

A

B

Mg

Ba

LiD

CHAPTERS 5&6 TEST REVIEW27. Of the metals listed below, which metal is the most likely

to lose an electron?

28. Of the nonmetals listed below, which nonmetal is the most reactive?

A Cl

B S

C Se

BrD


29. In total, how many electrons can be placed in the d orbital?

C 10

A

B

2

8

6D


30. The energy needed to move an electron from one level to another is called a ______.

B quantum

A spectrum

C photon

wavelengthD


31. Calculate the frequency of light emitted when an electron moves from n = 3 to n = 2


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ANSWERS CHAPTERS 5&6 TEST REVIEW. 1. Which of the following elements is a metal? C Ti A B O Cl D Ne CHAPTERS 5&6 TEST REVIEW