Product (S) shows white precipitate:

Q. Zinc ions on reaction with $NaOH$ gives gelatinous white precipitate. Guess the product.

Q. What is the name of the white precipitate formed as a product in the Barium Test for sulphuric acid?

Q. A salt which in solution gives a bluish white precipitate with $NaOH$ solution and a white precipitate with $BaC{l}_2$ solution is:

Q. Which of the following gives a white precipitate with a solution of $AgN{O}_3$, a white precipitate with dilute $H_{2}S{O}_4$ and a green flame test?

Q. A white powder when strongly heated gives off brown fumes. $A$ solution of this white powder gives a yellow precipitate with a solution of $KI$. When a solution of barium chloride is added this white powdered solution, a white precipitate forms. This white powder may be: