Hydrogen ions cannot exist alone, but they exist after combining with water molecules. Which of the following is the correct way to show hydrogen ions?
H₃O⁺
Hydrogen ions (H⁺) do not exist freely in aqueous solutions; instead, they associate with water molecules to form hydronium ions (H₃O⁺). This is a fundamental concept in acid-base chemistry.
Suppose a rod is given a negative charge by rubbing it with wool. Which one of the following statements is correct in this case?
The raw materials used for the manufacture of Portland cement are
In which one of the following folds is the axial plane found to be virtually horizontal?
Which one of the following is the chemical formula of Washing Soda?
How is carbon black obtained?