Answer:
C
Explanation:
The higher the period the higher the activity of an element, therefore, since iodine is in period 6 and bromine is in period 5, the described reaction is not possible due to the fact that bromine is less active
Combine the number of its Protons and Neutrons and you will have its atomic mass.
<h3>Solution-:</h3>
- option D
- maintains a constant volume.
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