Equation Result #1
2H2O | + | Hg | → | H2 | + | Hg(OH)2 | |||
water | mercury | hydrogen | |||||||
(lỏng) | (lỏng) | (khí) | (không tồn tại trong dung dịch) | ||||||
(không màu) | (ánh bạc) | (không màu) | |||||||
2 | 1 | 1 | 1 | Hệ số | |||||
Nguyên - Phân tử khối (g/mol) | |||||||||
Số mol | |||||||||
Khối lượng (g) |
No information found for this chemical equation
Explanation: The ideal environmental conditions for a reaction, such as temperature, pressure, catalysts, and solvent. Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Catalysts have no effect on equilibrium situations.
This equation does not have any specific information about phenomenon.
In this case, you just need to observe to see if product substance Hg(OH)2, appearing at the end of the reaction.
Or if any of the following reactant substances Hg (mercury), disappearing
We no further information about this chemical reactions.
Equation Result #2
2HCl | + | Hg | → | H2 | + | HgCl2 | |||
hydrogen chloride | mercury | hydrogen | mercury(ii) chloride | ||||||
(dung dịch) | (lỏng) | (khí) | (dung dịch) | ||||||
(không màu) | (trắng bạc) | (không màu) | (không màu) | ||||||
2 | 1 | 1 | 1 | Hệ số | |||||
Nguyên - Phân tử khối (g/mol) | |||||||||
Số mol | |||||||||
Khối lượng (g) |
No information found for this chemical equation
Explanation: The ideal environmental conditions for a reaction, such as temperature, pressure, catalysts, and solvent. Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Catalysts have no effect on equilibrium situations.
Drop a solution of hydrochloric acid into a test-tube containing liquid mercury and shake well.
The reducing potential of mercury is higher than hydrogen (in other words, Hg is behind H2 in the metal reactivity series), so Hg does not react with a HCl solution.
Equation Result #3
H2O | + | Hg | → | H2 | + | HgO | |||
water | mercury | hydrogen | |||||||
(hơi) | (lỏng) | (khí) | (rắn) | ||||||
(không màu) | (xám) | (không màu) | (đen) | ||||||
1 | 1 | 1 | 1 | Hệ số | |||||
Nguyên - Phân tử khối (g/mol) | |||||||||
Số mol | |||||||||
Khối lượng (g) |
Other Condition: at high temperature
Explanation: The ideal environmental conditions for a reaction, such as temperature, pressure, catalysts, and solvent. Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Catalysts have no effect on equilibrium situations.
Lead the steam into a test-tube containing 1 mL of mercury metal.
+ The metals with strong reducing properties such as Na, K, Ca, ... dehydrate easily at normal temperature. + Some metals with average reducing properties such as Zn, Fe, ... can reduce water vapor at high temperatures. + The metals with weak reducing properties such as Cu, Ag, Hg, ... cannot reduce water, even at high temperatures.
Equation Result #4
H2SO4 | + | Hg | → | H2 | + | HgSO4 | |||
sulfuric acid | mercury | hydrogen | Mercury(II) sulfate; Sulfuric acid mercury(II) salt; Mercuric sulfate | ||||||
(dung dịch loãng) | (lỏng) | (khí) | (phân hủy trong nước) | ||||||
(không màu) | (trắng bạc) | (không màu) | (không màu) | ||||||
1 | 1 | 1 | 1 | Hệ số | |||||
Nguyên - Phân tử khối (g/mol) | |||||||||
Số mol | |||||||||
Khối lượng (g) |
Other Condition: at high temperature
Explanation: The ideal environmental conditions for a reaction, such as temperature, pressure, catalysts, and solvent. Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Catalysts have no effect on equilibrium situations.
Place a few drops of mercury into a test-tube containing a dilute H2SO4 solution, shake well.
The reducing potential of mercury is higher than hydrogen (in other words, Hg is behind H2 in the metal reactivity series), so Hg does not react with a dilute H2SO4 solution.
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