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Methyl orange is an acid/base indicator changing from orange-yellow to red when pH lowers from 4.4 to 3.1, thus indicating the endpoint (pH ~ 4) of the 'bicarbonate (HCO3-) to carbonic acid (H2CO3)'-titration with dilute strong acid (HCl).

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Which solution will turn methyl orange pink?

An acidic solution will turn methyl orange pink. Methyl orange is an acid-base indicator that changes color from red to yellow in acidic solutions and from yellow to pink in basic solutions.


How does methyl orange react with an acid?

Methyl orange is an acid-base indicator that changes color depending on the pH of the solution it is in. In an acidic solution, methyl orange appears red, while in a basic solution, it appears yellow. The reaction involves protonation of the indicator molecule in acidic conditions, leading to a color change.


What happens when methyl orange is added to sulphuric acid?

Methyl orange is a pH indicator that changes color in acidic and basic solutions. When added to sulfuric acid, which is a strong acid, the methyl orange changes color from yellow to red. This color change indicates that the solution is highly acidic.


What happens when nitric acid is mixed with methyl orange?

When nitric acid reacts with methyl orange, the color of the solution changes. Methyl orange is an indicator that changes color from orange/yellow in acidic solutions to red in basic solutions. In the presence of nitric acid, which is a strong acid, the solution would turn red.


Which indicator gives us reddish pink color in acidic solution?

The red or pink color in an acidic solution is typically due to the presence of an acid-base indicator called phenolphthalein. In acidic conditions, phenolphthalein turns colorless, while in basic conditions it turns red or pink.

Related Questions

Which solution will turn methyl orange pink?

An acidic solution will turn methyl orange pink. Methyl orange is an acid-base indicator that changes color from red to yellow in acidic solutions and from yellow to pink in basic solutions.


How does methyl orange react with an acid?

Methyl orange is an acid-base indicator that changes color depending on the pH of the solution it is in. In an acidic solution, methyl orange appears red, while in a basic solution, it appears yellow. The reaction involves protonation of the indicator molecule in acidic conditions, leading to a color change.


What happens when methyl orange is added to sulphuric acid?

Methyl orange is a pH indicator that changes color in acidic and basic solutions. When added to sulfuric acid, which is a strong acid, the methyl orange changes color from yellow to red. This color change indicates that the solution is highly acidic.


What happens when nitric acid is mixed with methyl orange?

When nitric acid reacts with methyl orange, the color of the solution changes. Methyl orange is an indicator that changes color from orange/yellow in acidic solutions to red in basic solutions. In the presence of nitric acid, which is a strong acid, the solution would turn red.


What happens when methyl orange is added to sodium hydroxide?

When methyl orange is added to sodium hydroxide, the color of the solution changes from red (acidic) to yellow (basic). This indicates that the solution has become more alkaline due to the reaction between the sodium hydroxide and the indicator. Methyl orange is an acid-base indicator that changes color based on the pH of the solution.


What color would methyl orange be in milk of magnesia?

Milk of magnesia is a basic solution. Therefore, methyl orange shows a yellowish orange colour. Further, this indicator shows a red colour in acidic solutions.


What color does a mixture of phenolphthalein methyl orange and litmus have?

A mixture of phenolphthalein, methyl orange, and litmus would typically result in a color that depends on the pH of the solution. Phenolphthalein is colorless in acidic solutions and turns pink in basic solutions, while methyl orange is red in acidic conditions and yellow in neutral to basic conditions. Litmus is red in acidic solutions and blue in basic ones. Therefore, the overall color would vary, likely appearing red in acidic environments and transitioning through shades of orange to yellow in neutral to basic conditions, depending on the dominant indicator's pH response.


What happens when ammonia is added to methyl orange?

When ammonia is added to methyl orange, a pH indicator, the solution typically changes from red to yellow. Methyl orange is red in acidic conditions (pH below 3.1) and transitions to yellow in neutral to basic conditions (pH above 4.4). Since ammonia is a basic substance, it raises the pH of the solution, causing the color change. This reaction illustrates the pH sensitivity of methyl orange, making it useful in determining acidity or alkalinity.


Which indicator gives us reddish pink color in acidic solution?

The red or pink color in an acidic solution is typically due to the presence of an acid-base indicator called phenolphthalein. In acidic conditions, phenolphthalein turns colorless, while in basic conditions it turns red or pink.


Is methyl acidic or basic?

Neither.!!! 'Methyl' is a functional group in organic chemistry. Methyl is represented by ' CH3 - ' Where the opened ended bond is attached to the rest of the molecule. e.g. methyl benzene, also known as 'toluene' is repsetend by C6H5(CH3). This is a benzene ring with one hydrogen atom displaced in favour of the 'methyl' functional group. NB 'Methyl' appears in many different organic molecules.


What is Sodium salt of Methyl Orange?

Methyl orange is a slightly basic nitrogenous aromatic organic compound , its basic character is due to presence of lone pair of electron on nitrogen atom so it can't form the salt with sodium it forms a salt with strong acids.


Will the colour of methyl orange change if pure water is added to it?

Yes, the color of methyl orange will change if pure water is added. Methyl orange is an acid-base indicator that appears red in acidic solutions and yellow in neutral to basic solutions. When pure water is added, it dilutes the solution, potentially shifting it towards a more neutral pH, which can lead to a change from red to yellow as it becomes less acidic.