What could go wrong in a titration experiment?
Several factors can cause errors in titration findings, including misreading volumes, mistaken concentration values or faulty technique. Care must be taken as the solution of the known concentration is introduced into a specific volume of the unknown through laboratory glassware such as a burette or pipette.
Why is it important to have consistent results in titration?
Since you know how much standard you have used and its concentration you can work out the concentration of the unknown sample. Remember you should always repeat whole process at least 3 times to ensure you have an accurate result, as there is the potential for both random and systematic errors to affect your results.
What is the role of indicator in a reaction?
Indicators are substances that are used to test whether a substance is acidic or basic ot neutral in nature. They change their color when added to a solution containing an acidic or a basic substance. Acidity and alkalinity relate to pH, they may also be known as pH indicators.
How do you use the word indicator?
Indicator sentence example
- The crane is associated with her as an indicator of the weather.
- Indicator diagram corresponding to 1 lb.
- That was a classic indicator in a questionable suicide.
What is an indicator name three common indicators?
(a) An indicator is a ‘dye’ that changes colour when it is put in an acid or a base. The three most common indicators are: Litmus, Methyl orange and Phenolphthalein.
What are two common indicators?
Indicators
| Name | Acid Color | Base Color |
|---|---|---|
| Bromocresol green | Yellow | Blue |
| Methyl red | Red | Yellow |
| Litmus | Red | Blue |
| Bromothymol blue | Yellow | Blue |
What are indicators give 2 examples?
The indicators that are obtained from plants are known as natural indicators. Examples – Turmeric, china rosa, red cabbage and grape juice. Some flowers such as the hydrangeas can also determine whether a substance is acidic or basic.