What will be colour of an acidic solution if a few drops of methyl orange indicator is added to it?

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Solution

Methyl orange is an orange colour dye which remains the same in neutral medium, turns into red colour when added to acidic medium and in the basic medium, it turns into yellow colour.
Therefore, the acidic solution will be of red colour when a few drops of methyl orange indicator are added to it.

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Q. When a student added a few drops of methyl orange indicator to a colourless solution, the solution turned red. Which of the following should he add in excess so that the colour changes to yellow ?
(1) NaOH solution
(2) H₂SO₄ solution
(3) Lemon juice
(4) Vinegar solution

When a few drops of methyl orange indicator are added to sodium hydroxide solution, the colour acquired by it is :

Litmus, phenolphthalein and methyl orange are the common acid-base indicators. Basically these are organic dyes with characteristic colours. Litmus is the extract of the plant lichen. Phenolphthalein and methyl orange are synthesised in the laboratory. An indicator imparts a specific colour to an acidic solution and its colour changes. when the solution becomes basic or alkaline. The same applies to the basic solution as well. Will there be a color change if dilute HCl solution is slowly added to the solution of ${Na}_{2} {CO}_{3}$ and few drops of methyl orange?

Question 9:

What is the colour of methyl orange when a few drops of basic solution is added to it?

What will be the color acquired by Na₂CO₃ solution when a few drops of methyl orange are added to it?

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What will be colour of an acidic solution if a few drops of methyl orange indicator is added to it?

Methyl orange is an orange colour dye which remains the same in neutral medium, turns into red colour when added to acidic medium and in the basic medium, it turns into yellow colour. Therefore, the acidic solution will be of red colour when a few drops of methyl orange indicator are added to it.

Methyl orange is an orange colour dye which remains the same in neutral medium, turns into red colour when added to acidic medium and in the basic medium, it turns into yellow colour.
Therefore, the acidic solution will be of red colour when a few drops of methyl orange indicator are added to it.