melting point range of adipic acid can be used to produce a lot of nylon and pharmaceuticals, with these reactions is also to help chemistry better serve human life.
Common chemical symbols Prepared on 21 November 2021 Hydrogen carbon nitrogen oxygen phosphorus sulfur chlorine (non-metallic element) H2CN2O2PSCl2 Sodium magnesium aluminum potassium calcium iron zinc copper barium tungsten mercury (metallic element) NaMgAlKCaFeZnCuBaWHg Water carbon monoxide carbon dioxide phosphorus pentoxide sodium dioxide nitrogen dioxide silicon dioxide H2OCOCO2P2O5Na2ONO2SiO2 Sulfur dioxide trioxide sulfur oxide magnesium oxide copper oxide barium oxide cuprous oxide SO2SO3NOMgOCuOBaOCu2O Ferrous oxide Ferrous oxide (iron red) iron tetroxide aluminum oxide Tungsten oxide
FeOFe2O3Fe3O4Al2O3WO3 Silver oxide lead oxide manganese dioxide (common oxide) Ag2OPbOMnO2 Potassium chloride sodium chloride (salt) magnesium chloride calcium chloride copper chloride zinc chloride barium chloride aluminium chloride KClNaClMgCl2CaCl2CuCl2ZnCl2BaCl2AlCl3 ferrous chloride ferric chloride silver chloride (chloride/hydrochloride) FeCl2FeCl3AgCl Sulfuric acid hydrochloric acid nitric acid phosphate hydrogen sulfide hydrogen bromide (common acid) carbonate H2SO4HClHNO3H3PO4H2SHBrH2CO3 copper sulfate barium sulfate calcium sulfate potassium magnesium sulfate ferrous sulfate ferric sulfate CuSO4BaSO4CaSO4KSO4MgSO4FeSO4Fe2 (SO4) 3 Aluminum sulfate.
sodium bisulfate potassium hydrogen sulfate and sodium sulfate, sodium nitrate, potassium nitrate silver nitrate NaHSO4KHSO4NaSO3NaNO3KNO3AgNO3 magnesium nitrate copper nitrate calcium nitrate and sodium nitrate sodium carbonate calcium carbonate, magnesium carbonate MgNO3Ca (NO3) 2 nano3caco3mgco3 potash (common salt) 1. Chemical formula of other common gases: NH3 (ammonia), CO (carbon monoxide), CO2 (carbon dioxide), CH4 (methane), SO2 (sulfur dioxide), SO3 (sulfur trioxide), NO (nitric oxide), NO2 (nitrogen dioxide), H2S (hydrogen sulfide), HCl (hydrogen chloride) 2, common acid or ion: SO42-(sulfate), NO3-(nitrate), CO32-(carbonate), ClO3-(chloric acid), MnO4-(permanganate), MnO42-(manganate), PO43-(phosphate).
Cl-(chloride), HCO3-(bicarbonate), HSO4-(hydrogen sulfate), HPO42-(hydrogen phosphate), H2PO4-(dihydrogen phosphate), OH-(hydroxide), HS-(hydrogen sulfide), S2-(sulfur ion), NH4+(ammonium or ammonium ion), K+(potassium ion), Ca2+(calcium ion), Na+(sodium ion), Mg2+(magnesium ion), Al3+(aluminum ion), Zn2+(zinc ion), Fe2+(ferrous ion), Fe3+(iron ion), Cu2+(copper ion), Ag+(silver ion), Ba2+(barium ion) 3, ① directly represented by the element symbol: a. Metallic elements. Such as: potassium K copper Cu silver Ag; b. Solid non-metal. Such as: carbon C sulfur S phosphorus P and so on c. Noble gases. Such as: helium (gas)He neon (gas)Ne argon (gas)Ar and so on ② Polyatomic composition of the molecule: its molecule is composed of several atoms of the same kind in the lower right corner of the element symbol to write several. For example, each oxygen molecule is composed of two oxygen atoms, then the chemical formula of oxygen is O2 Diatomic molecule chemical formula: O2 (oxygen), N2 (nitrogen), H2 (hydrogen) F2 (fluorine), Cl2 (chlorine), Br2 (liquid bromine) Polyatomic molecule chemical formula: ozone O3, etc
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