(a)List the three halogens studied in decreasing order of reactivity, starting with the most reactive and ending with the least reactive. (b) Suggest a cause for the order of reactivities that you listed for the halogens in question (a) based on the electron affinity simulation on the table Combination Initial Top Layer Color Final Top Layer Color Initial Halogen Final Halogen Reaction? (Yes or No) Cl2 + NaBr Clear yellowish orange Cl2 NaBr yes Cl2 + NaI Clear purple Cl2 NaI yes Br2 + NaCI Yellowish Orange yellowish orange Br2 Br2 no Br2 + NaI yellowish orange purple Br2 NaI yes I2 + NaCl purple purple I2 I2 no I2 + NaI purple purple I2 I2 no

(a)List the three halogens studied in decreasing order of reactivity, starting with the most reactive and ending with the least reactive. (b) Suggest a cause for the order of reactivities that you listed for the halogens in question (a) based on the electron affinity simulation on the table Combination Initial Top Layer Color Final Top Layer Color Initial Halogen Final Halogen Reaction? (Yes or No) Cl2 + NaBr Clear yellowish orange Cl2 NaBr yes Cl2 + NaI Clear purple Cl2 NaI yes Br2 + NaCI Yellowish Orange yellowish orange Br2 Br2 no Br2 + NaI yellowish orange purple Br2 NaI yes I2 + NaCl purple purple I2 I2 no I2 + NaI purple purple I2 I2 no

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter8: Bonding In Transition Metal Compounds And Coordination Complexes

Section: Chapter Questions

Problem 4P

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Assign reasons for each of the following :(i) Transition metals generally form coloured compounds.(ii) Manganese exhibits the highest oxidation state of +7 among the 3d series of transition elements.
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Principles of Modern Chemistry

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Combination	Initial Top Layer Color	Final Top Layer Color	Initial Halogen	Final Halogen	Reaction? (Yes or No)
Cl2 + NaBr	Clear	yellowish orange	Cl2	NaBr	yes
Cl2 + NaI	Clear	purple	Cl2	NaI	yes
Br2 + NaCI	Yellowish Orange	yellowish orange	Br2	Br2	no
Br2 + NaI	yellowish orange	purple	Br2	NaI	yes
I2 + NaCl	purple	purple	I2	I2	no
I2 + NaI	purple	purple	I2	I2	no