p block class 12 Quiz

What is the electronic configuration of Boron?

• 1s2 2s1 2p2

• 1s2 2s2 2p1

• 1s2 2s2 2p2

• 1s2 2s1 2p3

What are the common oxidation states of Boron?

• +4 and -2

• +2 and -1

• +3 and +1

• +3 and -1

What is the electronic configuration of Silicon?

• 1s2 2s2 2p6 3s2 3p1

• 1s2 2s2 2p6 3s2 3p3

• 1s2 2s2 2p6 3s2 3p2

• 1s2 2s2 2p6 3s2 3p6

What are the properties of Germanium?

• Non-metal

• Alkali metal

• Noble gas

• Metalloid

What is the electronic configuration of Nitrogen?

• 1s2 2s2 2p4

• 1s2 2s2 2p5

• 1s2 2s2 2p2

• 1s2 2s2 2p3

What are the common compounds of Phosphorus?

• phosphates, phosphides, and phosphorus oxides

• sulfates, silicates, and carbonates

• chlorides, bromides, and iodides

• nitrates, nitrites, and ammonium compounds

What is the electronic configuration of Oxygen?

• 1s2 2s2 2p3

• 1s2 2s2 2p6

• 1s2 2s2 2p5

• 1s2 2s2 2p4

What are the allotropes of Sulfur?

• Cubic sulfur and hexagonal sulfur

• Liquid sulfur and gas sulfur

• Metallic sulfur and non-metallic sulfur

• Rhombic sulfur and monoclinic sulfur

What is the electronic configuration of Chlorine?

• 1s2 2s2 2p6 3s2 3p3

• 1s2 2s2 2p6 3s2 3p5

• 1s2 2s2 2p6 3s2 3p4

• 1s2 2s2 2p6 3s2 3p6

What are the properties of Noble Gases?

• Colored, odoriferous, moderate reactivity

• Colorless, odorless, low reactivity

• Colorful, smelly, highly reactive

• Transparent, fragrant, high reactivity