Question 6 True/False 20 points
The number of electrons in orbital 5f6 is 5 electons.
Question 7 Multiple Choice 20 points
Beginning at Argon, Ar, the electron configuration of a Copper atom (Cu) is:
Question 8 Multiple Choice 20 points
Beginning at Krypton, Kr, which element has the following electron configuration?
Question 9 True/False 20 points
One mol of Ga2O3 is equivalent to 433 grams.
Question 10 Multiple Choice 20 points
The 19th-century chemist credited with the modern arrangement of elements in the periodic table is:
To Question 6:
The sentence is false. The number of electrons in the 5f orbital is 6.
To Question 7:
Copper has the ...
Short answers are given based on the data of the periodic table of elements