Alkali Metals Song Periodic Table

The video tutorial introduces the alkali metals of the periodic table, focusing on lithium, sodium, potassium, rubidium, cesium, and francium. Each element is described in terms of its atomic number, mass, protons, neutrons, and electrons. The tutorial highlights unique properties, such as sodium's presence in table salt and rubidium's reactivity. The origins of element symbols and names are also discussed, providing a comprehensive overview of these reactive metals.

Which element is the lightest metal and has an atomic mass of 6.94?

• Lithium

• Rubidium

• Sodium

• Potassium

What is the atomic number of sodium, and what percentage of table salt does it constitute?

• 19 and 60%

• 55 and 70%

• 37 and 50%

• 11 and 40%

Potassium's symbol 'K' is derived from which Latin word?

• Kalium

• Kalcium

• Kallium

• Kalor

Which alkali metal reacts violently with water and burns in air?

• Lithium

• Cesium

• Sodium

• Rubidium

Francium was named after which country?

• Italy

• France

• Germany

• Spain