Multiple Choice
During a UV-Visible spectroscopy experiment, a student notes a wavelength peak measurement at 280 nm. What region of the electromagnetic spectrum was this peak observed?
A) visible region
B) ultra-violet region
C) both ultra-violet and visible region
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Provide the element name with a ground-state
Q3: How many electrons are in the most
Q4: According to periodic trends, which metal has
Q5: In which orbital does an electron add
Q6: Due to periodicity, which element would you
Q7: Based on the following electron configuration, [Kr]5s<sup>2</sup>4d<sup>10</sup>5p<sup>5</sup>,
Q8: In what block, group, and period on
Q9: According to periodic trends, which metal has
Q10: As you move down a group of
Q11: What is the m<sub>s</sub> value for an