Advertisements
Advertisements
Question
Indicator is a substance which shows different colours in acidic and basic solutions.
Options
True
False
Solution
This statement is True.
Explanation:
An indicator is a substance that changes colour when added to acidic or basic solutions, allowing us to determine the pH level of the solution.
APPEARS IN
RELATED QUESTIONS
Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution? Explain.
- Both acids and bases change colour of all indicators.
- If an indicator gives a colour change with an acid, it does not give a change with a base.
- If an indicator changes colour with a base, it does not change colour with an acid.
- Change of colour in an acid and a base depends on the type of the indicator.
Which of these statements are correct?
Fill in the following blank with suitable words:
Acids have a pH...........than 7.
Name two common antacids.
The pH values of five solutions A, B, C, D and E are given below:
| A | 1 |
| B | 5 |
| C | 7 |
| D | 11 |
| E | 13 |
Which solution isneutral neutral.
Solution A turns universal indicator blue to purple whereas solution B turns universal indicator orange to red.
What will be the action of solution A on litmus?
Acids and bases can be identified in the laboratory by ______.
What is the colour of phenolphthalein in the basic solution?
Give names of any two natural indicators.
Take some lemon juice in a tumbler and add baking soda slowly. What do you see? What do you infer from this?
