Question

Anuja burnt a piece of magnesium ribbon. It burnt with a brilliant

white flame and left behind white powdery ashes “X” .identify and

name“X”and answer the questions given below.

X is a__________.The chemical symbol of X is_________.

Write a balanced chemical equation to show the conversion of Mg

to the powdery substance X.

_________________________________________________.

XdissolvesinwatertoformasolutionofcompoundY.Writethe

equationtorepresenttheconversionofXtoY?

_________________________________________________.

WhatwouldhappenifYwastestedwithredlitmussolution?Give

reasonforyouranswer.

____________________________________​

Answer 1

Answer:

X is magnesium oxide. the chemical symbol of X is MgO

balanced chemical equation-

Mg+O2=MgO

2Mg+O2= 2MgO

MgO+H2O= Mg(OH)2

red litmus paper will turn blue

because,MgO is basic in nature

hope it helps