Organic chemistry facts Selected as the most interesting among chemistry related questions in Chemistry quiz What is the effect of nicotinic acid on human organism? It is essential for functioning. Nicotinic acid, better known as niacin or vitamin B3, has nothing in common with tobacco. Chronic lack of niacin leads to pellagra, a vitamin deficiency disease. globalquiz.org Share and bring new players to the game! Correct this question 0 Very uninteresting Too difficult Poorly written Incorrect or questionable Correct this question wikipedia → Pellagra 5 Very interesting! nicotine facts Which acid causes the sourness of green apples? Malic acid is more sour than citric acid, and is the source of extreme tartness in so-called extreme candy. Malic acid occurs naturally in all fruits and many vegetables. Kasia Share and bring new players to the game! Correct this question -1 Very uninteresting Too difficult Poorly written Incorrect or questionable Correct this question 3 Very interesting! apples facts What is the common name for acetylsalicylic acid? Aspirin has an antiplatelet effect. Low doses of aspirin may be given immediately after a heart attack to reduce the risk of another heart attack or of the death of cardiac tissue. globalquiz.org Share and bring new players to the game! Correct this question 0 Very uninteresting Too difficult Poorly written Incorrect or questionable Correct this question 0 Very interesting! pharmacy facts How many Structural Isomers does the hydrocarbon Hexane have? 5. Hexane has 5 structural isomers. Namely, these are 2-methylpentane; 3-methylpentane; 2,2-dimethylbutane; 2,3-dimethylbutane and 3,3-dimethylbutane. Ananway Ashish Share and bring new players to the game! Correct this question 0 Very uninteresting Too difficult Poorly written Incorrect or questionable Correct this question wikipedia → Hexane#:~:text="Hexane" can mean any of,other 4 having different names. 0 Very interesting! Play and see more questions Chemistry quiz