You're listening to Chemistry in its element brought to you by Chemistry World, the magazine of the Royal Society of Chemistry. Sodium, like most elements in the periodic table could be said to have a ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

These are almost one-quarter of the periodic table ... elements that our bodies need in larger amounts: oxygen, carbon, hydrogen, nitrogen, phosphorus, sulphur, chlorine, potassium, sodium ...

118 Elements and Their Symbols and Atomic Numbers: The periodic table is a well-organized chart that contains all the known elements in the universe. These elements are building blocks of matter ...

For example, lithium (Li), sodium (Na) and potassium (K ... However, the modern periodic table arranges the elements by increasing atomic number, rather than atomic mass. Mendeleev recognised ...

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can ...

They include lithium, sodium and potassium, and are placed in the first vertical column on the left of the periodic table. All the Group 1 elements are very reactive, and all react with water to ...

The periodic table captures a subtle pattern that runs ... is a reactive metal — just like sodium (element number 11) and potassium (number 19). A good way to think about it is to imagine ...

However, he is remembered for his search for a pattern in inorganic chemistry. Just four years before Mendeleev announced his periodic table, Newlands noticed that there were similarities between ...