1.

The followingchangeis observed ondippinga litmuspaper in aqueous_____ solutionofMgO.

Answer»

Redlitmusturusblue , THEREFORE MgOis alkaline
Bluelimusturus RED, thereforeMgOis ACIDIC
No Colourchangein litmuspaper, thereforeMgO is NEUTRAL
Litmuspaperis decolourisedtherefore MgOactsasbleachingagent.

Answer :A


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