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Why is carbon reduction process not applicable for reduction of oxides of metals like Mn and Cr?
The carbon reduction process is not applicable for reducing oxides of metals like Mn and Cr because these metals have a higher affinity for oxygen than carbon. As a result, they are not easily reduced by carbon at typical temperatures. Alternative methods, such as using more reactive reducing agents or employing higher temperatures, are often required to reduce oxides of metals like Mn and Cr.
how can you recover the potassium dichromate from its solution in water?
Potassium dichromate can be recovered from its solution in water by adding a reducing agent, such as sulfur dioxide or sodium bisulfite, to convert the dichromate ions (Cr2O7^2-) to chromium (III) ions (Cr^3+). The chromium (III) can then be precipitated as chromium hydroxide by adjusting the pH of the solution and then separated through filtration.
When was CR Snow created?
CR Snow was created in 2000, through a joint venture between China Resources Enterprise and SABMiller. It is one of the largest brewing companies in China.
What is the formula for chromium 2 bicarbonate?
The chemical formula for chromium(II) bicarbonate is Cr(HCO3)2.
Chromium nitrate chemical formula?
The chemical formula for chromium nitrate is Cr(NO3)3.
Is Cr a solid oxidizing agent?
Yes, chromium (Cr) is a solid oxidizing agent. It can exist in various oxidation states, such as Cr(III) and Cr(VI), both of which exhibit oxidizing properties. Chromium compounds are commonly used in oxidizing reactions in industries such as metallurgy and organic synthesis.
What is the correct cell notation for the redox reaction 3Pb2 plus aq plus 2Cr s 3Pb s plus 2Cr3 plus aq?
Cr(s) | Cr3+(aq) Pb2+(aq) | Pb(s)
What is oxidized CrF6 plus 6Na yield Cr plus 6NaF?
sodium, Na is oxidized
What is the chemical formula Cr plus 2 and Br-1?
Cr3br
Is Cr3 plus plus e-Cr2 plus reduced or oxidised?
In the ion-electronic chemical equation Cr+3 + e-1 => Cr+2, the Cr+3 ion is reduced.
What are the spectator ions in Na plus OH plus H plus cr -- and gt H2O plus Na plus cr?
In the reaction given, the spectator ions are the ions that do not participate in the actual chemical change. In this case, the Na⁺ ions remain unchanged on both sides of the equation, so they are the spectator ions. The OH⁻ and H⁺ ions combine to form water (H₂O), while the Cr species is also involved in the reaction, potentially forming a compound.
If you added the oxidizing agent chromate to a solution of phenol would the phenol be oxidized and would a green Cr3 plus solution be formed?
Yes, if chromate is added to a solution of phenol, the phenol can be oxidized. Chromate (CrO4^2-) acts as an oxidizing agent, converting phenol into various oxidized products, such as quinones. During this reaction, the chromate ion is reduced to Cr³⁺, which is typically a green solution. Thus, the presence of a green Cr³⁺ solution indicates that the oxidation of phenol has occurred.
Is cr England a good company?
C.R. England does NOT have a good reputation.
How many d electrons are present in Cr 2 plus?
It has 4 d electrons.
What transition metal has 24 electrons and plus 3 ions?
The transition metal with 24 electrons is chromium (Cr) and its common ion with a +3 charge is Cr3+.
How much film rate of Mahesh Babu?
10 cr plus 30% profit of the film
Why is carbon reduction process not applicable for reduction of oxides of metals like Mn and Cr?
The carbon reduction process is not applicable for reducing oxides of metals like Mn and Cr because these metals have a higher affinity for oxygen than carbon. As a result, they are not easily reduced by carbon at typical temperatures. Alternative methods, such as using more reactive reducing agents or employing higher temperatures, are often required to reduce oxides of metals like Mn and Cr.
