Is the following true or false every element in the periodic table follows the aufbau principle

These are the answers to the following questions:2. Why, even after the end of the Civil War, was Washington D.C. a dangerous place to live and work?A. There was fear of retaliation from the north after their victory.B. No matter what time period, there is always an element of criminal activity in most cities.C. There were possible spies everywhere, including women and children acting as spies.D. B and C only4. Foreshadowing is when the author gives advance signs or warnings of what is to come in the future. What example of foreshadowing is used?A. “In the darkness, Booth threatened to kill Lincoln: ‘Now, by God, I’ll put him through.'”B. “John Wilkes Booth saw all of this–the grand illumination, the crowds delirious with joy, the insults to the fallen Confederacy and her leaders. He returned to his room at the National Hotel after midnight. He could not sleep.”C. Neither of theseD. Both A and B14. Which of the co-conspirators did the least in the assassination of Lincoln?A. PowellB. HeroldC. BoothD. Atzerodt 17. What saved Fredrick Seward from being killed by Powell the night Powell attacked the Secretary of State?A. Fanny got in Powell’s way. (I don’t think so)B. The gun misfired. (I don’t think so)C. Powell lost his knife in the struggle.D. The police arrived and prevented Powell from killing Frederick.19. Who was the only person to try to pursue Booth as he ran across the stage?A. George Atzerodt (I don’t think so)B. Harry HawkC. David HeroldD. Joseph Stewart21. True or False: Stanton and Welles believed the attack n Lincoln and Seward meant a rebel army was building and preparing for an attack. FALSE... Show More

True Explanation: It is true that every element in the periodic table follows the Aufbau’s principle. The principle states that “the sublevels with lower energies are filled up before those with higher energies”. Sublevels do not fill up in numerical order. This is true when writing the electronic configuration of all atoms on the periodic table.... Show More