Question

a sulphate salt of group 2 elements of the periodic table is a white soft substance which can be molded into a different shape by maming into dough
in to do than this compound is left in open for sometime it becomes a solid past and cannot be used for moulding purpose identify the circuits solved and why does it show such a behavior give the reaction involved

Answer 1

sulphate salt of group 2 element of the priodic table is a white, soft substance, which can be moulded into different shapes by making its dough. When this compound is left in open for some time, it becomes a solid, mass and cannot be used for molding purposes. Identify the sulphate salt and why doies it show such a behaviour? Give the reaction involved