Answer:
What elements?
Explanation:
The alkali metals are softer than most other metals. Cesium and francium are the most reactive elements in this group. Alkali metals can explode if they are exposed to water.
Not sure if this what you were talking about but here
This from google btw not gonna lie
B on both questions
CaCl2 + 2 AgNO3 ---> 2 AgCl + Ca(NO3)2
