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:

1. Litmus paper: A special paper that changes color when it comes into contact with acid or base.
2. Phenolphthalein: Turns pink or red in basic solutions.
3. Methyl orange: Turns yellow in acidic solutions.
4. Bromothymol blue: Turns blue in basic solutions, yellow in acidic solutions.

pH Meters:

1. Digital pH Meter: A device that shows the pH reading on a screen.
2. 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.