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(1) Cho Fe2(SO4)3 tác dụng với BaCl2 thu được BaSO4 kết tủa trắng và muối sắt (III).
(2) Cho FeCl3 tác dụng NaOH thu được Fe(OH)3 kết tủa.
(3) Cho Fe2(SO4)3 tác dụng NaOH thu được Fe2(SO4)3.
(4) Cho Fe(OH)3 tác dụng H2SO4 thu được Fe2(SO4)3.
(5) Nhiệt phân Fe(OH)3 thu được Fe2O3.
(6) Cho Fe2O3 tác dụng H2SO4 thu được Fe2(SO4)3.
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Catalyst
normal
Temperature
150 - 200
Pressure
normal
Other conditions
normal
Catalyst
normal
Temperature
normal
Pressure
normal
Other conditions
normal
Catalyst
normal
Temperature
50
Pressure
normal
Other conditions
normal
Catalyst
concentrated HCl
Temperature
normal
Pressure
normal
Other conditions
normal
Hydrogen is the first element in the periodic system table. Hydrogen is known to be the lightest of all, the most abundant in the Universe, the essential element for life
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View moreLithium is the alkali metal element, located in the third cell in the periodic table system. Lithium is the lightest of all solid metals and can cut a knife.
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View moreCarbon is the non-metallic element in the sixth cell in the periodic system table. Carbon is one of the most important elements in all life, it is also known as the back.
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