The periodic table can be read across from left to the ... Melting points are a physical property of an element. The first Group 1 element, lithium, has the highest melting point at 180°C.

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 ...

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 ...

Here are some popular mnemonics to help you remember the first 20 elements of the periodic table: H - Hydrogen He - Helium Li - Lithium Be - Beryllium ...

Players read questions about energy levels and score points by picking the correct element as the answer ... the next electron goes into the second level. 2nd Period: Lithium to neon—Electrons go into ...