Sulfate symbol and valence Understandable

SO4(-2)
4 Is the subscript
-2 Is the superscript
O valence is -2.
S is positive 6

SO4(-2)
4 Is subscript
-2 Is the superscript
O valence is -2.
S is positive 6

Three Chemical Equations for the Interconversion of Quick Lime, Hydrated Lime and Limestone

Lime is CaO, slaked lime is Ca (OH)2, component is CaCO3
CaO+H2O=Ca (OH)2
Ca (OH)2+CO2=CaCO3+H2O
CaCO3=CaO+CO2 reaction condition is high temperature

RELATED INFORMATIONS

1. What is the correlation between limestone, quicklime, hydrated lime and calcium carbonate? Write the chemical equation for conversion
2. How to distinguish slaked lime, quicklime, limestone? Conversion between them?
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4. What is the chemical equation for electrolytic water
5. Chemical Equation of Electrolytic Water
6. Taking the reaction of hydrogen and oxygen to produce water as an example, the conservation of mass before and after the chemical reaction is illustrated
7. Can hydrogen and oxygen be produced simultaneously in a chemical reaction RT, please give a brief explanation,
8. Why the volume ratio of oxygen and hydrogen produced by water electrolysis is related to the ratio of hydrogen atom and oxygen atom constituting water
9. The mass ratio of hydrogen to oxygen obtained by electrolysis of water is () A.2:1 B.4:8 C.1:16 D.1:8
10. Why is the mass ratio of electrolyzed water to hydrogen to oxygen 1:8 I don't understand why the ratio of hydrogen to oxygen is 1:8 Better be more specific. Thank you. Why is the mass ratio of water, hydrogen and oxygen 1:8 I don't understand why the ratio of hydrogen to oxygen is 1:8 Better be more specific. Thank you.
11. The laboratory needs 22.4L oxygen, which is prepared with potassium permanganate and hydrogen peroxide respectively. What is the quality of potassium permanganate and hydrogen peroxide? Answer at 10:30. Raise the bounty.
12. Kmno4+so2+h2so4= mnso4+k2so4+h2o trim
13. Why can chlorine react with sodium hydroxide solution to form naclo3? Why does the react with sodium hydroxide solution to form naclo3?
14. Cl2 reacts with NaOH, and the chemical equation is Cl2+2NaOH==NaClO (sodium hypochlorite, for bleaching)+NaCl+H2O
15. How does 2Fe2++ClO-+2H+==2Fe3++Cl-+H2O describe the reaction of ferrous ions with hypochlorite 2Fe2++ClO-+2H+==2Fe3++Cl-+H2O How to write an ion equation for the reaction of ferrous ions with hypochlorite. Tell you about the reactant and one of its products, such as Fe2 being oxidized to Fe3 by sodium hypochlorite
16. The ionic equation for preparing hypochlorous acid by dissolving chlorine in water is Cl2+H2O=2H++ClO-+Cl-, right?
17. The following ion equation is incorrectly written () A. Reaction of chlorine with caustic soda solution at normal temperature: Cl2+2OH- Cl-+ClO-+H2O B. Add sufficient ammonia in AlCl3 solution: Al3+3NH3•H2O Al (OH)3 3NH4+ C. Reaction of copper with dilute nitric acid: Cu+2H+ Cu2++H2↑ D. Addition of KSCN: Fe3+3SCN-Fe (SCN)3 in FeCl3 solution
18. Equation __ for the reaction of Cl with H2O
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