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Phenolphthalein Methyl Orange Litmus Bromophenol Blue
methyl orange
discussion for the titration of NaOH and HNO3 by using phenolphthalein & methyl orange indicators
Red/pink for litmus indicators. Other indicators such as methyl orange will display different colours.
An acid-base indicator. Some examples are phenolphthalein and methyl orange.
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Phenolphthalein Litmus Red Litmus Blue Universal Indicator -> Most Common Methyl Orange :)
Methyl Orange, Phenolphthalein, Litmus, Red Cabbage, Hydrangeas flower, Methyl red, Naptholpthalein, Bromophenol Blue
Phenolphthalein Methyl Orange Litmus Bromophenol Blue
indicators - e.g methyl red, methyl orange, phenolphthalein etc.orThose substances are called indicators. They show different colours with different substances. Some common indicators are methyl orange, litmus, phenolphthalein etc.
All acidic solutions are colourless in phenolphthalein, pink in methyl orange solution and turns blue litmus paper into red.
phenolphthalein, methyl orange.
There are various ways to test for an acid and an alkali. For acidic solution: Litmus paper/ litmus solution --> red Phenolphthalein --> colorless Methyl orange --> pink Universal Indicator (changes color according to the strength of acid) --> red to yellow. For alkaline solutions: Litmus paper/ litmus solution --> blue Phenolphthalein --> pink Methyl orange --> yellow Universal Indicator --> blue green to purple
methyl orange
This is so since the pH at the end point of Phenolphthalein is 9.1 and methyl orange is 3.7. For a strong acid strong base titration which the end point is between 3-11 phenolphthalein is used
You can use litmus paper to check whether a liquid is an acid or base Methyl orange, turmeric paper, beetroot juice, phenolphthalein can also be used
acid base indicator or pH indicatorSome examples of acid base indicators are: gentian violet, malachite green, thymol blue, methyl yellow, bromophenol blue, congo red, methyl orange, screened methyl orange, bromocresol green, methyl red, methyl purple, phenolphthalein, indigo carmine, hydrangea flowers, anthocyanin, litmus, red cabbage, and purple cauliflower.