"phenolphthalein" का उच्चारण कैसे करें
word
ˌfɛnɑɫfˈθeɪɫən/, /ˌfinɑɫfˈθeɪɫən
fi-NOL-THAY-leen
fiːnɒlˈfθeɪliːn
fee-NOL-THAY-leen
परिभाषा
Phenolphthalein is a chemical compound used as an indicator in acid-base titrations. It changes color to show whether a solution is acidic or basic.
IPA ट्रांसक्रिप्शन
अमेरिकी अंग्रेज़ी
ˌfɛnɑɫfˈθeɪɫən/, /ˌfinɑɫfˈθeɪɫən
ब्रिटिश अंग्रेज़ी
fiːnɒlˈfθeɪliːn
सरल उच्चारण
US
fi-NOL-THAY-leen
UK
fee-NOL-THAY-leen
संदर्भ में सुनें
Phenolphthalein turns pink in a basic solution.
We used phenolphthalein to test if the liquid was acidic.
The color change of phenolphthalein helps us know the pH.
If the solution stays colorless, phenolphthalein shows it’s still acidic.