quiz on elements there are 5 questions about elements compounds and mixture. lets see peoples knowledge.. greatdiya published on September 30, 2018 Stacked 1/5 how many elements are there? 100 117 1000 273 2/5 can compound be seperated no yes 3/5 what is water made up of? Type answer. Hint: 19 characters 4/5 we use formula in compound true or false false true 5/5 can an element be broken down into a simpler substance true false