Question

4.
You have hibiscus and turmeric powder indicators. Classify vinegar,lime water, baking
powder, detergent powder, lemon juice, toothpaste into acidic and alkaline materials
on the basis of colour change.
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Answer 1

Answer:

vinegar = acidic medium

lime water= acidic medium

baking powder = alkaline medium

detergent powder = alkaline medium

lemon juice = acidic medium

toothpaste = alkaline medium

Explanation:

when acidic substances are added to turmeric water it turns to yellow colour and when it is mixed with bases it turns to red

when acids are added to hibiscus it remains red in colour but when bases are added to hibiscus it turns out green