Science Common Sense
1327 - What are the commonly used indicators and pH meters in experiments?
There are different types of pH indicators and meters used in experiments. Here are some common ones:
pH Indicators:
- Litmus paper: A special paper that changes color when it comes into contact with acid or base.
- Phenolphthalein: Turns pink or red in basic solutions.
- Methyl orange: Turns yellow in acidic solutions.
- Bromothymol blue: Turns blue in basic solutions, yellow in acidic solutions.
pH Meters:
- Digital pH Meter: A device that shows the pH reading on a screen.
- pH Probe: A device that sticks into the solution to measure pH.
These are just a few examples of common indicators and pH meters used in science experiments.