Education Raw materials of life

1.Chapter 1Raw Materials of Life2. Unity and diversityAtoms: the building blocks of everything Chemical bonds: hold atoms together 3. Element: composed of atoms with same…

Documents C2 Topic 1 and 2. C2.1 Mendeleev Mendeleev created the periodic table in 1871. He arranged elements....

Slide 1C2 Topic 1 and 2 Slide 2 C2.1 Mendeleev Mendeleev created the periodic table in 1871. He arranged elements in order of their properties. -groups = down. -period= across…