Sodium Metal Properties and Safety

The video tutorial introduces sodium metal, highlighting its properties and the necessity of storing it in kerosene to prevent reactions. The instructor demonstrates how to safely handle and cut sodium, emphasizing its softness compared to other alkali metals like lithium and potassium. The video also covers the dangerous reactivity of sodium with water, showcasing a demonstration of this reaction. The tutorial concludes with safety tips for handling sodium, stressing the importance of avoiding contact with water.

Why is sodium metal stored in kerosene?

• To keep it dry

• To prevent it from reacting with air

• To make it heavier

• To make it shiny

What is demonstrated about sodium metal in the second section?

• Its melting point

• Its softness

• Its weight

• Its color

Which metals are compared with sodium in terms of softness?

• Lithium and Potassium

• Gold and Silver

• Iron and Copper

• Magnesium and Calcium

What tool is used to cut sodium metal in the demonstration?

• Hammer

• Knife

• Scissors

• Saw

What should you avoid doing with sodium metal?

• All of the above

• Exposing it to air

• Storing it in water

• Touching it with bare hands

What happens when a drop of water touches sodium metal?

• It becomes hard

• It turns black

• It catches fire

• It melts

What is the main safety precaution mentioned for handling sodium metal?

• Wear gloves

• Store in a cool place

• Use tongs

• Keep away from water