Go through the following question and provide the answer:
 
Element A B C D E
Protons 11 12 12 13 14
Neutrons 12 11 13 14 14
Electrons 11 12 12 13 14
 
From the table above, identify the isotopes, and isobars and  give reason:
 
i. Which are isotopes? -
Reason:
ii. Which are isobars? -
Reason:
iii. Which are isotones? -
Reason: