Lesson 4.3
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Last updated about 5 hours ago
6 questions
Required
1
How many orbitals are in the 2p subshell of an oxygen atom?
How many orbitals are in the 2p subshell of an oxygen atom?
Required
1
Which element has the following configuration?
Which element has the following configuration?
Required
1
How many unpaired electrons does an atom of iron have?
How many unpaired electrons does an atom of iron have?
Required
1
How many valence electrons are in an element with the following electron configuration?
How many valence electrons are in an element with the following electron configuration?
Required
1
Which of the following elements is paired with the CORRECT noble gas notation?
Which of the following elements is paired with the CORRECT noble gas notation?
Required
1
In an ion of sulfur with a charge of -2, how many electrons are there in the 3p subshell?
In an ion of sulfur with a charge of -2, how many electrons are there in the 3p subshell?