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Why whie precipitate of BiOCl disappears when HCl is added?
When HCl is added to a white precipitate of BiOCl, it forms a soluble complex ion, [BiCl4]–, due to the formation of BiCl4- species. This makes the BiOCl precipitate dissolve, resulting in the disappearance of the white precipitate.
Another reagent that could be used in place of HCL to precipitate cations of the silver group?
Another reagent that can be used to precipitate cations of the silver group is hydrochloric acid (HCl).
What is formed when mixing HCl with silver?
Molecular equation = HCl(aq) + Ag (aq) =======> AgCl (s)
Do HCl and ferric nitrate form a precipitate?
Yes, a reaction between hydrochloric acid (HCl) and ferric nitrate (Fe(NO3)3) will result in the formation of a precipitate of iron(III) hydroxide (Fe(OH)3). This is because the chloride ions from HCl will displace the nitrate ions from ferric nitrate, leading to the formation of an insoluble iron(III) hydroxide precipitate.
What is the color of precipitate when CuO plus HCl?
The color of the precipitate formed when copper oxide (CuO) reacts with hydrochloric acid (HCl) is typically black or brown. This reaction produces copper chloride (CuCl2) along with water (H2O).
Why whie precipitate of BiOCl disappears when HCl is added?
When HCl is added to a white precipitate of BiOCl, it forms a soluble complex ion, [BiCl4]–, due to the formation of BiCl4- species. This makes the BiOCl precipitate dissolve, resulting in the disappearance of the white precipitate.
Another reagent that could be used in place of HCL to precipitate cations of the silver group?
Another reagent that can be used to precipitate cations of the silver group is hydrochloric acid (HCl).
What is formed when mixing HCl with silver?
Molecular equation = HCl(aq) + Ag (aq) =======> AgCl (s)
Do HCl and ferric nitrate form a precipitate?
Yes, a reaction between hydrochloric acid (HCl) and ferric nitrate (Fe(NO3)3) will result in the formation of a precipitate of iron(III) hydroxide (Fe(OH)3). This is because the chloride ions from HCl will displace the nitrate ions from ferric nitrate, leading to the formation of an insoluble iron(III) hydroxide precipitate.
Why does a precipitate form when HCl is added to a saturated solution of NaCl?
The constant solubility product is modified.
What is the color of precipitate when CuO plus HCl?
The color of the precipitate formed when copper oxide (CuO) reacts with hydrochloric acid (HCl) is typically black or brown. This reaction produces copper chloride (CuCl2) along with water (H2O).
What is the reaction mechanism of the formation of a precipitate when using the sn/hcl reagent in a chemical test?
When using the Sn/HCl reagent in a chemical test, the reaction mechanism for the formation of a precipitate involves the reduction of tin ions by hydrochloric acid, leading to the formation of tin chloride. This tin chloride reacts with the target analyte in the solution, forming a solid precipitate that can be observed visually.
What does alcl3 precipitate with?
AlCl3 can precipitate with compounds that contain chloride ions, such as NaCl, KCl, or HCl, to form insoluble AlCl3 complexes. This reaction can be used for the precipitation of aluminum ions from a solution.
Which reactant ion gives white precipitate with AgNO3 and light red when treated first with HCL then KSCN?
The reactant ion is likely to be Chloride (Cl-) ions. With AgNO3, Cl- ions form a white precipitate of silver chloride (AgCl). When treated with HCl followed by KSCN, the white precipitate of AgCl dissolves in HCl to form a colorless solution, then reacts with KSCN to form a light red color due to the formation of silver thiocyanate (AgSCN).
Why do proteins precipitate when hcl acid is added?
Proteins precipitate when HCl acid is added because the acidic environment disrupts the protein's structure by breaking hydrogen bonds and altering the charges on amino acid groups. This disrupts the protein's ability to maintain its native conformation, causing it to unfold and aggregate, leading to precipitation.
What chemical substance will form a precipitate with NH4Cl solution and also with K2CrO4?
A chemical substance that will form a precipitate with NH4Cl solution is AgNO3, resulting in the formation of a white precipitate of AgCl. With K2CrO4 solution, Pb(NO3)2 will form a yellow precipitate of PbCrO4.
What is the product of AgNO3 plus KOH?
AgNO3(aq) + HCl(aq) --> AgCl(s) + HNO3(aq)
