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A base/alkali substance will turn litmus paper blue.

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13y ago
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5mo ago

The substance that turns litmus blue is a base or alkaline solution. When litmus paper is exposed to a base, it changes color from red to blue due to the shift in pH level.

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Q: What is the substance that turns litmus blue?
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Related questions

What does an acid do to blue litmus?

If a substance changes the color of a blue litmus paper to red, it is acidic blue to red


What is litumus paper used to indicate?

Litmus paper is used to indicate whether a substance is acidic or basic. Blue litmus paper turns red in the presence of an acid, while red litmus paper turns blue in the presence of a base.


Is there a substance that turns red litmus blue and blue litmus red?

Ammonia is a substance that turns red litmus paper blue and blue litmus paper red. This is because ammonia is basic and reacts with the indicator dyes in the litmus paper to create these color changes.


What if the blue litmus paper remains blue?

If the red litmus paper stays red, then the object tested may be either an acid or a neutral substance. The substance must be tested on blue litmus paper. if the blue paper stays blue, then it is neutral. If it turns red, then it is an acid.


Will spirit change red litmus to blue?

No, spirits do not change red litmus paper to blue. Red litmus paper turns blue in the presence of a base (alkaline substance), not of a spirit.


What happend to red litmus paper when it touches a household cleaner that has ammonia?

Ammonia is basic in cleaner. It turns blue when touched.


How do you use litmus paper to decide a substance is an acid or a base?

Dip the litmus paper into the solution in question. If the paper turns red, the substance is acidic. If the paper turns blue, the substance is basic. If there is no color change, then the substance is neutral.


Turns blue litmus paper to red?

A substance that turns blue litmus paper to red is acidic. This indicates that the substance has a pH value below 7. When the blue litmus paper comes in contact with an acidic solution, it changes color to red due to the acidic nature of the solution.


How do you find whether a substance is basic or acidic?

You can use litmus paper or pH paper to test the substance. If the paper turns red, the substance is acidic, and if it turns blue, the substance is basic. Alternatively, you can use a pH meter to measure the pH of the substance directly.


What is a corrosive substance that will turn litmus blue?

A corrosive substance that will turn litmus blue is a strong base, like sodium hydroxide or potassium hydroxide. These substances are alkaline and will change the color of litmus paper from red to blue when they come in contact with it.


What is a substance that turns different colors in an acid or a base?

Litmus paper is a substance that changes color in response to the acidity or basicity of a solution. In acidic conditions, litmus paper turns red, while in basic conditions it turns blue.


What changes litmus from blue or red?

Litmus is a natural dye that changes color in response to acidity. When litmus is blue, it indicates the substance is basic (pH greater than 7). When litmus turns red, it signifies the substance is acidic (pH less than 7).