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Which indicator is used in the titration of sodium hydroxide against oxalic acid and what is the colour change at the en…

Q1

Which indicator is used in the titration of sodium hydroxide against oxalic acid and what is the colour change at the end point?

[Re-NEET 2024]

a

Phenolphthalein, pink to yellow

b

Alkaline \(KMnO _4\), colourless to pink

c

Phenolphthalein, colourless to pink

d

Methylorange, yellow to pinkish red colour

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