A reagent used for identifying nickel ion is:

The reagent used for identifying nickel ion is -

The reagent used for testing oxalate ion in solution is...............

The reagent used for testing oxalate ion in solution is...............

What is the reagent used for testing fluoride ion in water? Alizarin-S, Quinalizarin, Phenolphthalein, Benzene

Which of the following reagents can used to identify bromide and iodide ions in the presence of organic layer?

Which of the following reagents can used to identify bromide and iodide ions in the presence of organic layer?