Unit II - Chemistry In this unit we will discuss the elements of the periodic table, how elements combine to make molecules and the properties of elements.
Periodic Table Powerpoint
Periodic table
Periodic Table Links
Reactivity SeriesReactivity Series Potassium Sodium Lithium Calcium Magnesium Aluminum Zinc Iron Tin Lead Copper Silver Gold Platinum Most Reactive Least.
Chemical Symbols and Formulas. Compounds are composed of more than one element. Their formulas have more than one type of symbol showing the different.
The Elements. Hydrogen Chemical Symbol: H Molecular formula: H 2 Common phase: Gas Discovered in 1766, it is the lightest element, almost never found.
Chemical Properties and Periodicity ALKALI METALS: Physically they are solid, soft, malleable, conductors and have low density (large atoms) and low melting.
Periodic Table of the Elements. Select an element = Internet link ()
Periodic Table of the Elements
S odium
NIRUPAMA ROY Assistant Teacher South Point School & College
