Group 15 Elements and Their Properties

The video tutorial covers the Group 15 elements, also known as the nitrogen family, which includes nitrogen, phosphorus, arsenic, antimony, and bismuth. It discusses their abundance in the Earth's atmosphere and crust, as well as their uses in various industries such as pesticides, semiconductors, and pharmaceuticals. The video explains the general electronic configuration trend of these elements and provides detailed electronic configurations for each element, highlighting their atomic and periodic numbers.

Which element from Group 15 is a gas and makes up a significant portion of the Earth's atmosphere?

• Nitrogen

• Bismuth

• Arsenic

• Phosphorus

What is the most abundant element of Group 15 in the Earth's crust?

• Phosphorus

• Antimony

• Arsenic

• Nitrogen

What is the general electronic configuration for Group 15 elements?

• ns2np4

• ns2np3

• ns2np5

• ns2np2

What is the atomic number of nitrogen?

• 33

• 7

• 5

• 15

Which element has the electronic configuration of Ar3d10 4s2 4p3?

• Bismuth

• Antimony

• Arsenic

• Phosphorus

What is the atomic number of antimony?

• 33

• 51

• 15

• 83

Which element's compounds are used in some pharmaceuticals like Pepto-Bismol?

• Arsenic

• Bismuth

• Phosphorus

• Nitrogen