Acid Rain
Acid Rain is a Environment concept from the MPSC syllabus, tested in 4 past MPSC questions (2018, 2023, 2024). Below are those real questions with their correct answers and explanations, plus the concepts worth being comfortable with 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.
कार्बन डायऑक्साइडची पाण्याबरोबर अभिक्रिया होऊन __________ हे बनते. When H2O (l) reacts with CO2 (g) it gives
When carbon dioxide dissolves in water, it forms carbonic acid (H2CO3), a weak acid responsible for the acidic nature of carbonated water.
जिवाश्म इंधनाच्या वापराच्या उच्च दरामुळे कोणते दुष्परिणाम जाणवतात ? वरीलपैकी कोणते विधान/विधाने बरोबर आहेत ? High rate of consumption of fossil fuel resulted in which effects ? Which of the statement given above is/are correct ?
(a)आम्ल पाऊस
(b)ओझोनचा ह्हास
(c)स्वच्छ हवामान
(d)वारंवार धुकेयुक्त हवामान
High consumption of fossil fuels releases greenhouse gases and pollutants causing acid rain (A), ozone depletion (B), and frequent smog/foggy weather (D). Statement C ('clean weather') is factually opposite.
PAN (पेरोक्सीअसेटाइल नायट्रेट) खालील परस्पर क्रियेच्या परिणामी तयार होतो. PAN (Peroxyacetyl nitrate) is formed as a result of following interaction :
PAN (Peroxyacetyl nitrate) is a secondary pollutant formed in photochemical smog through the reaction of nitrogen oxides (NOx) and volatile hydrocarbons in the presence of sunlight.