Properties and Applications of Elements

The video tutorial covers Group 14 of the periodic table, known as the carbon group, including elements like carbon, silicon, germanium, tin, lead, and flerovium. It discusses their electron configurations, oxidation states, and bonding behaviors. The tutorial also explores the occurrence, extraction, and applications of these elements, highlighting their unique properties and uses in various industries. Special attention is given to the different allotropes of carbon and silicon's role in technology. The video concludes with a discussion on the reactivity and practical applications of these elements.

Which element in Group 14 is known for having both +4 and +2 oxidation states, with +2 being more common due to the inert pair effect?

• Carbon

• Lead

• Flerovium

• Silicon

Which element is most commonly found in the form of silicon dioxide, making up a significant portion of Earth's crust?

• Tin

• Germanium

• Silicon

• Carbon

What type of bonds are rare between silicon atoms due to the increased distance between p orbitals?

• Metallic bonds

• Ionic bonds

• Pi bonds

• Sigma bonds

Which allotrope of carbon is known for its application as a lubricant due to its layered structure?

• Carbon nanotube

• Fullerene

• Graphite

• Diamond

What is the primary use of silicon in modern technology?

• Construction materials

• Microchip electronics

• Agriculture

• Jewelry

Which element is used in fiber optics due to its high index of refraction and low dispersion?

• Lead

• Carbon

• Germanium

• Silicon

What is a common application of tin due to its non-toxic nature and ease of melting?

• Food packaging

• Jewelry making

• Battery production

• Construction

Which metal is used in lead-acid batteries due to its ability to deliver high currents?

• Tin

• Lead

• Germanium

• Silicon

What is the primary reason lead pipes are no longer used for drinking water?

• Weight

• Potential lead poisoning

• Corrosion resistance

• High cost

Why does flerovium have no practical applications?

• It is too reactive

• It is too rare

• It is extremely radioactive with a short half-life

• It is too expensive