12/28/2023 0 Comments Group 7 reactivity trend![]() ![]() Wipe the glass rod and the tile clean with a paper towel or tissue.Observe and record the colour of the paper. Transfer a drop of chlorine water onto the paper using a glass rod. Place a piece of universal indicator paper on a white tile.It may be necessary to shake the test tubes again to transfer more of the halogen from the water to the hydrocarbon layer.Īcidic and bleaching properties of halogen solutions Observe and record the colour of each layer. Add equal volumes of hydrocarbon solvent to each tube, stopper the tube and, holding your thumb over the bung, shake the mixture by inverting the test tube a few times. Pour about 2 cm 3 of each of the aqueous halogen solutions into separate test tubes. ![]() Procedure The halogens in water and a hydrocarbon solvent (optional)
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |