Which of the following is not true about elements? 1. Elements are made of atoms of the same type. 2. Each element has a unique set of physical and chemical properties. 3. Elements cannot be broken down into a simpler set of properties. 4 Elements are the building block of matter.
Elements can't be broken down, into a simplre set of properties. They are one strict unit & cannot be broken down, however they can be added together to make a compound.
