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Part A An element with the same number of valence electrons as the element with the...
part a Write the electron configuration for the element titanium, Ti. Express your answer in order of increasing orbital energy as a string without blank space between orbitals. For example, the electron configuration of Li could be entered as 1s^22s^1 or [He]2s^1. Part B How many valence electrons does this atom possess? Express your answer as an integer. pART c Hafnium, Hf, is also found in group 4B. Write the electron configuration for Hf. Express your answer in order of...
Review Part A In the ground-state electron configuration of Fest, how many unpaired electrons are present? Express your answer numerically as an Integer. View Available Hint(s) 1s^2 2s^2 2p^6 3s^2 3p-6 4d^O 3 Submit Previous Answers X Incorrect; Try Again; 2 attempts remaining Part A The number of electrons in the ion Zn2+ is Submit Request Answer Provide Feedback Part A Using shorthand notation, the ground-state electron configuration for Co2+ is predicted to be Express your answer in condensed form,...
DJ SL Bodfre E) none of the above 48. How many valence electrons are in a chlorine atom? A) 1 B) 7 C) 17 D) 10 E) none of the above 49. Which of the following elements has the electron configuration of 3s 3p in its outermost shell A) Si B) Al C) CI D) S E) none of the above 50. If the electron configuration of a ground state sodium atom is 1s 2s2p635), the electron configura sodium cation...
I dont understand how to figure this out. Number of electrons Atomic No. Element symbol: 4s 4p 3 d 4d 41 1s 2s 2p 3s 3p Element symbol: Number of electrons Atomic No. 4 d 4f 1s 2s 2p 3s 3p 4s 4p 3 d Number of electrons Element symbol Atomic No. 41 4d 4p 1s 2s 2p 3s 3p 3d Number of electrons Element symbol: Atomic No. 4f 4d 4S 4p 3d 1s 2s 2p 3s 3p Number of...
Part A Which of the following does not have the same number of valence electrons? O PO o Те Submit Request Answer Provide Feedback
6. Identify the following: a. An-excited state of this element has the electron configuration 1s 2s 2p Beryllium b. The ground-state electron configuration is [Ne]3s 3p Sulfur c. An excited state of this element has the electron configuration [Kr5s4dº5p 6s' Silver d. The ground-state electron configuration contains 3 unpaired 5p electrons
10) How many valence electrons are there in an atom with an electron configuration of 1s 2s 2p 3s 3ps A) 2 B) 3 C) 5 D) 7 E) none of these 11) Consider the element with the electron configuration (Kr]5524d105p. This element is A) a halogen B) a transition metal C) an alkali metal D) an alkaline earth metal E) a noble gas 12) In which set of elements would all members be expected to have very similar chemical...
I need all please 1. How many electrons can occupy the 4d subshell? 2. What is the electron configuration of AI? 3. The electron configuration for sulfur 4. In terms of atomic structure, what is the common characteristic of elements in the same group? 5. Name an element that has three valence electrons. 6. An ion is Which of the following electron configurations is most stable? A. Is 2s 2p2 B. Is 2s 2p C. Is. 2s 2p+ D.IS, 2s...
need help with all ... 10. Calculate the wavelength of the spectral line in the comission spectrum of hydrogen for which land 3. 277 mm b. 103 mm c. 345 mm d. 397 mm 11. For the wavelength emitted by hydrogen above question 10). what region of the electromagnetic spectrum does this photos belong to? Infrared b. Visible c. Ultraviolet d. X-Ray Radio waves 12. Magnesium forma m a mic ion which has the clectronic configuration of a moble as...
write condensed electron configurations for the following atoms and indicate the number of valence electrons 2. Write condensed electron configurations for the following atoms and indicate the numbe valence electrons 3. What is wrong with the following electron configurations for atoms in their ground states? (rewrite each one correctly) 1s²2s²3s [Ne]2s²2p3