Given the lowest energy transition of atomic magnesium ([Ne]3s2 ) involves the promotion of an electron...
Given the lowest energy transition of atomic magnesium ([Ne]3s2 ) involves the promotion of an electron from the 3s atomic orbital to the 3p orbital.
(i) Obtain the states arising for both configurations, [Ne]3s2 and [Ne]3s3p
(ii) Explain why the ground state of manganese cannot be a ‘spin-triplet’.
(iii) Apply Hund’s Rule to energy order the states derived for magnesium 3s3p
(iv) Determine the lowest energy allowed absorption transition of magnesium
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Given the lowest energy transition of atomic magnesium ([Ne]3s2
) involves the promotion of an electron...
2. (20 points) Answer the following questions based on the given ground state electron configurations Ne]3S23p,...
2. (20 points) Answer the following questions based on the given ground state electron configurations Ne]3S23p, [Ne]3S2?3p*, [Ne]3S?3p* a) Identify the above elements b) Arrange the element in order of decreasing atomic radius. Explain your reasoning in complete sentences c) Arrange the elements in order of increasing first ionization energy. Explain your reasoning in complete sentences. (Hint: be careful with the exceptions) d) In one of the element, there is a huge jump between the third ionization energy and the...
eleven an energy level? eren 15) Why does it take more energy to remove an electron...
eleven an energy level? eren 15) Why does it take more energy to remove an electron from Althan from Al? 16) Distinguish between an atom in its ground state and an excited atom. 17) Which of the following notations shows the electron configuration of a neutral atom in an excited state? Name the element, and explain how you know if it is excited or not: 1s 2s 2p' (b) 1s 2s 2p 3s! Oxygen is in excited States oxygen crtom...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of w...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of whole numbers? __Cas(PO4h + H2SO4 - Caso + HPO. A) 3 B) 8 C) 10 D) 11 2) What is the coefficient of H20 when the following equation is properly balanced with smallest set of whole numbers? ALC + H2O - AM(OH), + CHE A) 3 B) 4 C) 6 D) 12 E) 24 3) of the reactions below, which one is...
2. (20 points) Answer the following questions based on the given ground state electron configurations Ne]3S23p, [Ne]3S2?3p*, [Ne]3S?3p* a) Identify the above elements b) Arrange the element in order of decreasing atomic radius. Explain your reasoning in complete sentences c) Arrange the elements in order of increasing first ionization energy. Explain your reasoning in complete sentences. (Hint: be careful with the exceptions) d) In one of the element, there is a huge jump between the third ionization energy and the...
eleven an energy level? eren 15) Why does it take more energy to remove an electron from Althan from Al? 16) Distinguish between an atom in its ground state and an excited atom. 17) Which of the following notations shows the electron configuration of a neutral atom in an excited state? Name the element, and explain how you know if it is excited or not: 1s 2s 2p' (b) 1s 2s 2p 3s! Oxygen is in excited States oxygen crtom...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of whole numbers? __Cas(PO4h + H2SO4 - Caso + HPO. A) 3 B) 8 C) 10 D) 11 2) What is the coefficient of H20 when the following equation is properly balanced with smallest set of whole numbers? ALC + H2O - AM(OH), + CHE A) 3 B) 4 C) 6 D) 12 E) 24 3) of the reactions below, which one is...
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