The surface area is a big help
Answer: A
Explanation: the only way to turn it from blue to yellow is to mix it with an acidic solution.
Halogens can be characterized as :
1) High Electronegativity
2) Low melting & boiling points
3) Forms Ionic compounds
4) Non-metallic in nature
Hope this helps!
Answer:
option A
an increase in entropy and a decrease in enthalpy
pls mark brainliest