What Colour does universal indicator turn into?
Universal indicator has many different colour changes, from red for strongly acidic solutions to dark purple for strongly alkaline solutions.
What color do you think indicator paper would turn if it were dipped in shampoo?
What color do you think indicator would turn if it were dipped in shampoo? Explain your answer. (2 points) Shampoo will turn the indicator blue, green, or purple. Shampoo is a base like other common household cleaning products.
What Colour does soap turn in universal indicator?
Sample question 1 – Foundation
| Substance | Colour with universal indicator | pH |
|---|---|---|
| Detergent | Navy blue | 10-12 |
| Distilled water | Green | 7 |
| Soap | Blue | 8 |
What Colour does water turn universal indicator?
Distilled water is chemically neutral, being neither acidic nor alkaline. Universal indicator turns green-yellow in neutral solutions.
What is universal indicator example?
Universal indicator
| Indicator | Low pH colour | Transition pH range |
|---|---|---|
| Methyl red | Red | 4.8 – 6.0 |
| Bromothymol blue | Yellow | 6.0 – 7.6 |
| Thymol blue (second transition) | Yellow | 8.0 – 9.6 |
| Phenolphthalein | Colourless | 8.3 – 10.0 |
Which one is correct for a universal indicator?
Option B is the correct answer because universal indicator is a mixture of many indicator which is used to show whether a solution is acidic or basic in nature.
What Colour is universal indicator in vinegar?
Answer: Universal indicator is a chemical that changes color in the presence of acids and bases from a pH of 2 to 10. Acids turn the indicator red, pink, orange, and yellow, while bases turn it green, blue, and purple. Vinegar is an acid, so when you poured the indicator solution into the second flask, it turned red.
What colour would universal indicator be in a pH of 1?
Strong acids like hydrochloric, sulfuric and nitric are fully ionised and give a pH 1 or less and a red colour with universal indicator or litmus paper.
What colour does phenolphthalein turn in a neutral solution?
Colourless
Other indicators
| Indicator | Acidic | Neutral |
|---|---|---|
| Methyl orange | Red | Yellow |
| Phenolphthalein | Colourless | Colourless |
What is the colour of litmus solution when it is neither acidic or basic?
The colour of litmus solution when it is neither acidic or basic the colour of the solution will be purple , in the neutral state.
What is the color of indicator of baking soda?
Cleaning Detergent. The household detergent contained a concentrated solution of sodium bicarbonate, commonly known as baking soda. As shown, the pH paper turns a dark blue: baking soda (in solution) is basic.
What makes a universal indicator turn green?
Chemists use a solution called Universal Indicator to identify acids and bases. The Universal Indicator Color Guide shows that Universal Indicator turns red when it is added to a strong acid, it turns purple when it is added to a strong base, and it turns a yellowish-green when it is added to a neutral solution.
