Q. Exothermic reactions are

View solution

Q. When dichromate (VI) ion becomes reduced to chromium (III) ion, a change of color occurs from

View solution

Q. Reducing agents does not include

View solution

Q. At high temperatures, enzymes...

View solution

Q. If Potassium Iodide (KI) acts as oxidizing agent, change occurs from, indicates presence of

View solution

Q. In Copper(II) Oxide (CuO) and Carbon Monoxide (CO) reaction,

View solution

Q. On hydration, [Al(H₂O)₆]³⁺ (aq) produces

View solution

Q. The oxidation number of Si in SiCl₄ is

View solution

Q. The solution is turned acidic upon hydration of AlCl₃, because

View solution

Q. In S₂Cl₂, the oxidation number is

View solution

Q. Consider the reaction: SiCl₄(l) + 2H₂O(l) → SiO₂ + HCl. The color of SiO₂ is

View solution

Q. The dimer of AlCl₃ is

View solution

Q. In period 3, metal that has the highest electronegativity is

View solution

Q. Consider the reaction: SiCl₄(l) + 2H₂O(l) → SiO₂(s) + HCl. The form of HCl produced in this reaction is

View solution

Q. Upon hydration of Al₂Cl₆, Al⁺³ is formed, and the solution becomes

View solution

Q. The oxidation number of Na in NaCl is

View solution

Q. The oxidation number of Al in Al₂Cl₆ is

View solution

Q. Ionic Chlorides of which of these do not react with water

View solution

Q. Without water, aluminum chloride exists as

View solution

Q. Ionic Chlorides of which of these do not react with water

View solution