Answer:
Mn
Explanation: 4th shell so 4th row and count 7 from the left most column
rewrite them and say them out loud or in your head repeatedly
Hello there.
The answer is C. There is a triple carbon-bond in the molecule.
Have a nice day!
~Ruru
Answer:
A) NE
Explanation:
I'm no genius but I believe this is correct.
