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What are some names of natural indicators and how do they detect acids and bases?
Some natural indicators include red cabbage, turmeric, and blueberries. These indicators change color in the presence of acids and bases due to their chemical properties. For example, red cabbage contains a pigment that changes from red in acids to green/blue in bases.
Why the termaric stains turns to red when soak it in the detergent?
The red color observed when turmeric stains interact with detergent may be due to the detergent breaking down the chemical structure of the turmeric molecules, causing a change in their absorption properties. This results in the turmeric shifting from its characteristic yellow color to a reddish hue.
Instead of red cabbage what other substance can be used in an indicator test that would change colour?
Examples of substances that can be used in an indicator test and change color include red beet juice, turmeric, blueberries, and purple grape juice. These substances contain natural pH-sensitive pigments that react to acid or base solutions, resulting in color changes that can be used to determine pH levels.
Is plumbagin a natural indicator?
Yes, plumbagin is a natural indicator commonly found in plants like Plumbago and Drosera. It changes color based on the pH of the solution it is in, making it useful as a pH indicator in laboratory experiments.
What are the 5 natural indicators?
The five natural indicators are litmus, red cabbage juice, turmeric, grape juice, and beetroot juice. These indicators change color in the presence of acids or bases, making them useful for determining the pH of a solution.
How to make a turmeric indicator?
buy turmeric powder then take a glass of distilled water add 1 teaspoon turmeric powder to it you will notice that the color of the water turns yellow this solution is your indicator
Is turmeric an indicator?
ye it is an indicator
What is the colour of turmeric indicator if the substance is basic?
The color of turmeric indicator in sodium hydroxide ( Na(OH) ) is red - brown .
What is the colour of curd in turmeric indicator?
In turmeric indicator, the color of curd typically changes to a reddish-brown when turmeric is added. This is due to the pH-sensitive nature of curcumin, the active compound in turmeric, which reacts to the acidity or alkalinity of the curd. In acidic conditions, like in curd, the color shift is noticeable.
What is the colour of turmeric indicator if the substance is neutral?
it will remain the same
What color when acid is put on turmeric indicator?
it turns yellow
What changes colour do you observe when turmeric mixes with a base?
it is natural indicator. when it stains in curry on shirt and you wash it with soap turs into pinkish red colour which is base.
What is the color of turmeric indicator if the sustance is basic?
it will change to red colour
What is the color of turmeric indicator in hydrochloric acid?
Turmeric (curcumine) remain yellow in acidic solutions.
What acid present in turmeric?
Curcuma longa contain phytic acid.
What is difference between natural and synthetic turmeric?
Turmeric is a natural product (from Curcuma longaplant) known as Indian saffron.
How will you identify hydrochloric acid you have only turmeric indicator?
it turns red colour
