Question

A shiney silver metal x is in the form of ribbon . It burns with dazzling white flame and givr white powder y when water is added to y it partially dissolve and for substance z which is used as antacid.

Answer 1

x is magnesium
y is magnesium oxide MgO
z is milk of magnesia.

Answer 2

Hola!

x will be magnesium
It burns in air with a dazzling white flame

y will be magnesium oxide (MgO)
It is a white powdery substance that is formed when magnesium reacts with oxygen

z will be milk of magnesia ( commonly used as antacid)
It is basic in nature

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