Question

A silvary white metal in the form of ribbon x
when ignited burns in air with a dazzling.white flame toform a white powder y when
dissolves in water form another new
substance Z
a) what to is the silvary new stabstance z
b) What is the domestic use of new substanse z​

Answer 1

Answer:

the subastance is magnesium and the poweder is magnsium oxide mgo

its use is as an antacid ( when magnesium oxide dipped in water magnesium hydroxide forms this helps us to relive excess acid in stomach and provides relief)

Answer 2

Answer:

a) The New Substance Z is Mg(OH)2.

b) As it is basic in nature it is used as an antacid to treat acidity , prevent indigestion and heartburn.

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