The nature of substance that converts blue litmus to red, but no change of colour with red litmus is 

Monjur Alahi

The nature of substance that converts blue litmus to red, but no change of colour with red litmus is 

A) Base 

B) Neutral

C) Acid 

D) Can’t decide


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Salim Ahmed Kawsar

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Correct option is  C) Acid

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