Physical properties of acids Acids are electrolytes. They contain mobile ions that can conduct electricity. Acids have a sour taste. Acids turn blue litmus paper. Acids turn Universal indicator red (pH 1-2), orange (pH 3-4) and yellow(pH 5-6). Acids turn methyl orange red and phenolphthalein colourless. Where can acids be found? ethanoic acid Vinegar citric … Read morePhysical properties of acids
Introduction In this chapter you will learn what are acids, what chemical properties have and why reactions do acids undergo. You will also learn about bases and alkali. Chemicals can be catagorised into two simple groups: acids or bases. Alkalis are a part of bases that are soluble. Most bases are insoluble in water and … Read moreWhat are acids?