Naming and Formulas of Compounds

The video tutorial covers six different naming conventions in chemistry, known as chemical nomenclature. It explains the naming of binary ionic compounds, multivalent compounds, polyatomic compounds, binary acids, oxyacids, and molecular compounds. Each section provides examples and rules for naming, emphasizing the importance of correct charges and prefixes. The tutorial also highlights the differences between similar-sounding chemical names and the significance of accurate spelling in chemistry.

What is the correct formula for a binary ionic compound formed between sodium and chlorine?

• NaCl2

• Na2Cl

• Na2Cl2

• NaCl

How do you denote the charge of a multivalent metal in a compound's name?

• Using Greek prefixes

• Using Arabic numerals

• Using chemical symbols

• Using Roman numerals

What is the correct name for the compound CoBr2?

• Cobalt(II) bromide

• Cobalt bromate

• Cobalt(III) bromide

• Cobalt bromide

Which of the following is a polyatomic ion?

• Chloride

• Fluoride

• Sulfate

• Oxide

What is the correct formula for calcium carbonate?

• Ca(CO3)2

• Ca2CO3

• CaCO2

• CaCO3

What prefix is used in the name of a binary acid?

• Oxy

• Hypo

• Hydro

• Per

Which of the following is an example of an oxyacid?

• Nitric acid

• Hydrochloric acid

• Sulfuric acid

• Hydrosulfuric acid

What is the correct name for the compound H2SO4?

• Sulfur oxide

• Hydrosulfuric acid

• Sulfuric acid

• Sulfurous acid

What is the correct formula for dinitrogen monoxide?

• NO2

• NO

• N2O3

• N2O

Which prefix indicates the presence of six atoms in a molecular compound?

• Hexa

• Penta

• Tetra

• Octa