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19 Nov 2019
I need the answers with explanation
Identify the atom whose electron configuration is [Ne]3s^2 3p^3 and determine how many unpaired electrons are in the ground state of this atom. a) P, 1 unpaired electron b) P, 3 unpaired electrons c) Cl, 1 unpaired electron d) Cl, 3 unpaired electrons e) Mg, no unpaired electrons Which of the following configurations represents an excited state? 1. [Ne]3s^1 3p^1 2. [Ar]3d^10 4s^1 4p^2 3. [Kr]4d^10 5s^2 5p^1 4. [Ne]3s^1 3p^6 4s^1 a) 1 + 2 + 3 + 4 b) 1 + 2 + 4 c) 1 + 2 d) 2 + 3 e) 3 + 4 Which of the following statements is incorrect? a) I has a larger atomic radius than Br b) P^3- has a smaller ionic radius than S^-2. c) Ca^2+ has a smaller ionic radius than K^+. d) He has the largest first ionization energy. e) All of the above statements are correct. Draw a proper Lewis structure for AlFCl_2. Al is the central atom bonded to F and 2 Cl atoms. In the most stable Lewis structure: a) Al has a double bond to F b) There are eight electrons around Al. c) Al has a double bond to one of the Cl atoms. d) Al is electron deficient with 6 electrons around it. e) Al has a double bond to both Cl atoms.
I need the answers with explanation
Identify the atom whose electron configuration is [Ne]3s^2 3p^3 and determine how many unpaired electrons are in the ground state of this atom. a) P, 1 unpaired electron b) P, 3 unpaired electrons c) Cl, 1 unpaired electron d) Cl, 3 unpaired electrons e) Mg, no unpaired electrons Which of the following configurations represents an excited state? 1. [Ne]3s^1 3p^1 2. [Ar]3d^10 4s^1 4p^2 3. [Kr]4d^10 5s^2 5p^1 4. [Ne]3s^1 3p^6 4s^1 a) 1 + 2 + 3 + 4 b) 1 + 2 + 4 c) 1 + 2 d) 2 + 3 e) 3 + 4 Which of the following statements is incorrect? a) I has a larger atomic radius than Br b) P^3- has a smaller ionic radius than S^-2. c) Ca^2+ has a smaller ionic radius than K^+. d) He has the largest first ionization energy. e) All of the above statements are correct. Draw a proper Lewis structure for AlFCl_2. Al is the central atom bonded to F and 2 Cl atoms. In the most stable Lewis structure: a) Al has a double bond to F b) There are eight electrons around Al. c) Al has a double bond to one of the Cl atoms. d) Al is electron deficient with 6 electrons around it. e) Al has a double bond to both Cl atoms.
Jamar FerryLv2
4 Nov 2019