pH Scale
Tested in 2 real MPSC questions across 2 years (2016–2018). See it in context on the interactive Concept Graph →
Years it was asked
What you need to know first
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Real questions that test this
पर्जन्यस अम्ल पर्जन्य म्हणतात जेव्हा, pH चे मुल्य __________ असते. Rain is called acid rain, when its pH value is
Normal rain is slightly acidic due to dissolved CO2 with a pH of around 5.6. Rain with a pH value less than 5.6 is specifically termed acid rain.
pH मापणी ही पाणी द्रावणांची अम्लता व अलकधर्मिता मोजण्याकरिता वापरली जाते. ही मापणी हाइड्रोजन आयन (H+) चे संकेंद्रणावर आधारित असते. खालीलपैकी काय अम्ल नाही ? The pH scale, used to measure acidity and alkalinity of water solutions, is based on concentration of hydrogen ions (H+). Which of the following is not acidic ?
Human blood is slightly alkaline with a pH of around 7.4, whereas bananas, milk, and tomatoes are acidic in nature.