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What is the formula of chromium ion?
The formula of chromium ion depends on its charge. For example, chromium in the +3 oxidation state forms the chromic ion (Cr3+), while chromium in the +6 oxidation state forms the chromate ion (CrO4^2-).
Which element gives stainless steel its shiny surface?
The chromium content in stainless steel is what gives it its shiny surface. When exposed to oxygen, chromium forms a thin oxide layer on the surface of the steel, which helps prevent corrosion and contributes to its luster.
What is the isotopes of chromium 151?
The stable isotope of chromium is chromium-52. Other isotopes of chromium include chromium-50, chromium-53, chromium-54, and chromium-55, but not chromium-151.
How do you make chromium nitrate?
if i read correctly, by dissolving chromium oxide (eskolaite) in nitric acid. the mixture also requires a certain amount of water, 6 parts water per three parts nitrate and 3 parts water crystilization.
Why does chromium in stainless steels make them more corrosion?
Chromium in stainless steels forms a passive layer on the surface, which protects the material from corrosion by blocking the interaction between the steel and the corrosive environment. This passive layer is stable and self-healing, providing long-term protection against corrosion.
How many electrons does the neutral atom gain or lose when Cr3 plus forms?
When Cr3+ forms, the neutral atom (chromium) loses 3 electrons. This happens because the neutral chromium atom has 24 electrons, but when it forms Cr3+, it loses 3 electrons to have a total of 21 electrons.
What is the formula of chromium ion?
The formula of chromium ion depends on its charge. For example, chromium in the +3 oxidation state forms the chromic ion (Cr3+), while chromium in the +6 oxidation state forms the chromate ion (CrO4^2-).
What does CrBr6 stand for in chemistry?
CrBr6 stands for Chromium(VI) Bromide. It is a chemical compound where chromium is in the +6 oxidation state and forms 6 bromide ions.
What is the balanced formula for CrN2?
The formula is CrN. It is called Chromium nitride and Chromium(III) nitride. Chromium also forms second interstitial nitride, dichromium nitride - Cr2N
Is Chromium a pure substance?
chromium can be pure or it can be in its natural state
Is CrS ionic?
Yes, CrS (chromium sulfide) is an ionic compound. Chromium typically forms cations with a +2 or +3 charge, while sulfur forms anions with a -2 charge. In the compound CrS, the chromium cation and sulfur anion combine through ionic bonding.
How do you pronounce Scots wae'hae?
Whah Hay. It is Scots for 'who have'.
What metal is used to make stainless steel and forms nichrome with nickel?
The metal used to make stainless steel is iron, typically alloyed with chromium and sometimes with nickel. Nichrome, a nickel-chromium alloy, is formed when nickel is combined with chromium to create a resistance wire used in heating elements.
What is diphenylcarbazide?
Diphenylcarbazide is a chemical compound often used in analytical chemistry to detect the presence of chromium. It forms a purple complex with chromium ions, making it useful in colorimetric methods for determining the concentration of chromium in various samples.
What is the name of the CrO4 ions?
If this compound existed it would be called chromium heptoxide. This would imply an impossibly high oxidation number for chromium. Chromium forms a number of oxides including Cr2O3 and a chromium(VI) oxide, chromium oxide peroxide.
How does stainless steel resist corrosion?
It has a quantity of Chromium (usually around 10%) added during the smelting process. The Chromium forms a 'film' on the surface - preventing rusting.
Will chlorine kill chromium in pool water?
Chlorine can oxidize certain forms of chromium in pool water, particularly chromium ions. However, the effectiveness of chlorine in removing chromium from pool water depends on various factors such as the form of chromium present and the concentration of chlorine. It is recommended to consult with a pool water professional for specific guidance on treating chromium in pool water.
