Flashcards for NEET Chemistry are designed to boost your NEET preparation. Find below flashcards for the chapter “Environmental Chemistry”. These flashcards are prepared as per the NEET syllabus. These are helpful for aspirants of NEET and other exams during last-minute revision. It covers all the important points that are frequently asked in the exam. Check BYJU’S for the full set of Flashcards and Study material for NEET Chemistry.
Download PDF of NEET Chemistry Flashcards for Environmental Chemistry
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Name of the NEET Sub-section |
Topic |
Flashcards Helpful for |
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Chemistry |
Environmental Chemistry |
NEET Exams |
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Environmental Chemistry |
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Troposphere |
Up to ~10 km from sea level Contains air, water vapour and clouds |
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Stratosphere |
Between 10 and 50 km above sea level Contains dinitrogen, dioxygen, ozone and little water vapour Ozone prevents about 99.5 per cent of the sun’s harmful ultraviolet (UV) radiations from reaching the earth’s surface |
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Gaseous Air Pollutants |
Oxides of sulphur, nitrogen and carbon and hydrocarbons |
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Greenhouse gases |
Carbon dioxide, methane, water vapour, nitrous oxide, CFCs and ozone |
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Photochemical Smog |
Ozone, nitric oxide, acrolein, formaldehyde and peroxyacetyl nitrate (PAN) |
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Biochemical Oxygen Demand (BOD) |
It is the amount of oxygen required to break down the organic matter present in the water sample, biologically Clean water < 5 ppm |
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International Standards for Drinking Water |
Fluoride – 1 ppm Lead – 50 ppb Nitrate – 50 ppm Iron – 0.2 ppm Copper – 3 ppm Aluminium – 0.2 ppm |
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Green Chemistry in day-to-day Life |
Liquefied carbon dioxide replaced tetrachloroethene for dry cleaning of clothes Hydrogen peroxide replaced chlorine for bleaching of paper Powder of kernel of tamarind seeds is used to clean municipal and industrial wastewater |
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Swachh Bharat Abhiyan |
Swachh Bharat Mission – Urban (SBM–U) – free urban areas from open defecation and 100% scientific management of solid waste Swachh Bharat Mission – Gramin (SBM–G) – promoting cleanliness, hygiene, and eliminating open defecation |
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