Report Abuse. 1) lead is an element unless your sinker is an alloy 2) lime cordials are mixtures 3) copper sulfate is a mixture of a compound and water 4) salt is a compound 5) Brass is a mixture specificly an alloy 6) Toothpaste is a Mixture of many compounds.Elements are made up of only 1 type of atom ie.eport Abuse. 1) lead is an element unless your sinker is an alloy 2) lime cordials are mixtures 3) copper sulfate is a mixture of a compound and water 4) salt is a compound 5) Brass is a mixture specificly an alloy 6) Toothpaste is a Mixture of many compounds.