Question 1
What is the electron configuration of Argon (Ar)?
Question 2
After losing its outer electrons, what is the resulting electron configuration of a Calcium ion (Ca²⁺)?
Question 3
Which neutral atom has the electron shell notation 2, 8, 8, 2?
Question 4
What is the electron arrangement for Neon (Ne)?
Question 5
Why do noble gases have low chemical reactivity?
Question 6
How does fluorine achieve a noble gas configuration?
Question 7
What is the electron configuration notation for a neutral Sodium (Na) atom?
Question 8
Which shell is filled last in a sodium atom?
Question 9
What group of the periodic table do noble gases belong to?
Question 10
Which element has an electron arrangement described by 2, 7?
Question 11
In a stable configuration, how many electrons does the outer shell of a noble gas contain?
Question 12
What is the maximum number of electrons the second shell can hold in an atom?
Question 13
What charge does a fluoride ion (F⁻) have after gaining an electron?
Question 14
Why is Sodium considered unstable in its neutral form?
Question 15
What is the electron arrangement notation for a Calcium ion (Ca²⁺)?