Question

Four students were given colourless liquids A, B, C, of water, lemon juice and a

mixture of water and lemon juice respectively. After testing these liquids with pH

paper, following sequences in colour change of pH paper were reported :

[I] Blue, Red and Green

[II] Orange, Green and Green

[III] Green, Red and Red

[IV] Red, Red and Green

The correct sequence of colourless observed is​

Answer 1

Answer:

Hi friend your answer is (iii) Green Red Red.

Because water is neutral but lemon juice and mixture of lemonade is slightly acidic....

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Thanks for giving me the chance to answer

Answer 2

Answer:

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