Answers

2014-06-09T21:35:30+05:30
Some of the indicators are-
litmus- purple(when neutral),red(when acid),blue(when base)
methyl orange-orange(neutral),pink(acid),yellow(base)
phenolphthalein- colourless(neutral) ,colourless(acid),pink(base)
phenolphthalein(alkaline)- pink(neutral),colourless(acid),pink(base)
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