Ch.8 - Periodic Properties of the Elements

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Tro 4th Edition

Ch.8 - Periodic Properties of the Elements

문제 1

Consider these elements: P, Ca, Si, S, Ga. a. Write the electron configuration for each element. b. Arrange the elements in order of decreasing atomic radius. c. Arrange the elements in order of increasing ionization energy. d. Use the electron configurations in part a to explain the differences between your answers to parts b and c.

문제 8.47b

Use the periodic table to determine each quantity.

b. the number of 3d electrons in Cu

문제 9

Write the balanced chemical equation for the reaction between chlorine gas and fluorine gas.

문제 22

Which of the transition elements in the first transition series have anomalous electron configurations?

문제 41

Write the full electron configuration for each element. a. Si b. O c. K d. Ne

문제 42

Write the full electron configuration for each element. a. C b. P c. Ar d. Na

문제 43

Write the full orbital diagram for each element. a. N b. F c. Mg d. Al

문제 44a

Write the full orbital diagram for each element. a. S

문제 44b

Write the full orbital diagram for each element. b. Ca

문제 44c,d

Write the full orbital diagram for each element. c. Ne d. He

문제 45a,b,d

Use the periodic table to write an electron configuration for each element. Represent core electrons with the symbol of the previous noble gas in brackets. a. P b. Ge c. I

문제 45c

Use the periodic table to write an electron configuration for each element. Represent core electrons with the symbol of the previous noble gas in brackets. c. Zr

문제 46a,b,c

Use the periodic table to determine the element corresponding to each electron configuration. a. [Ar] 4s²3d¹⁰4p⁶ b. [Ar] 4s²3d² c. [Kr] 5s²4d¹⁰5p²

문제 46d

Use the periodic table to determine the element corresponding to each electron configuration. d. [Kr] 5s²

문제 47a

Use the periodic table to determine each quantity. a. the number of 2s electrons in Li

문제 47b,d

Use the periodic table to determine each quantity. b. the number of 3d electrons in Cu d. the number of 4d electrons in Zr

문제 47c

Use the periodic table to determine each quantity. c. the number of 4p electrons in Br

문제 48

Use the periodic table to determine each quantity. a. the number of 3s electrons in Mg b. the number of 3d electrons in Cr c. the number of 4d electrons in Y d. the number of 6p electrons in Pb

문제 48b

Use the periodic table to determine each quantity.

b. the number of 3d electrons in Cr

문제 49a

Name an element in the fourth period (row) of the periodic table with the following: a. five valence electrons

문제 49b

Name an element in the fourth period (row) of the periodic table with the following: b. four 4p electrons

문제 49c

Name an element in the fourth period (row) of the periodic table with the following: c. three 3d electrons

문제 49d

Name an element in the fourth period (row) of the periodic table with the following: d. full s and p sublevels

문제 50a

Name an element in the third period (row) of the periodic table with the following: a. three valence electrons

문제 50b

Name an element in the third period (row) of the periodic table with the following: b. four 3p electrons

문제 50c

Name an element in the third period (row) of the periodic table with the following: c. six 3p electrons

문제 50d

Name an element in the third period (row) of the periodic table with the following: d. two 3s electrons and no 3p electrons

문제 51a,c,d

Determine the number of valence electrons in an atom of each element. a. Ba c. Ni d. S

문제 51b

Determine the number of valence electrons in an atom of each element. b. Cs

문제 52

Determine the number of valence electrons in each element. Which elements do you expect to lose electrons in chemical reactions? Which do you expect to gain electrons? a. Al b. Sn c. Br d. Se