Answer:
The Answer is A
Explanation:
Please let me know if I am wrong
The answer is yes I believe so.
Answer:
a. Beryllium,
b. Nitrogen
Explanation:
Most similar to strontium is beryllium, they both are in the 2d group.
Least similar to strontium is nitrogen. Strontium is a metal in the 2d group, Nitrogen is non-metal in the 15th group
A asystem at equilibrium stops