Organic Chemistry Long Quiz 2

Carbon is the ____ most abundant element in the Earth's crust.

• 4th

• 5th

• 14th

• 15th

Carbon is the ____ most abundant element in the universe after Hydrogen, Helium, and Oxygen.

• 4th

• 5th

• 14th

• 15th

______ is a major constituent of coal, petroleum, and natural gas.

• Carbon

• Hydrogen

• Helium

• Oxygen

Carbons with single bonds have ___ form.

• Tetrahedral

• Trigonal Planar

These are molecules or polyatomic ions with identical molecular formula (same number of atoms of each element) but different arrangements of atoms in space.

• Isomers

• Isotopes

• Carbon

• Hydrogen

It is a formula that expresses the exact number of atoms of each element present in the molecule and does not distinguish between isomers.

• Molecular Formula

• Structural Formula

Describes the actual attachment of all atoms with one another in the molecule and distinguishes between isomers.

• Molecular Formula

• Structural Formula

This formula simply shows the number of each type of atom present. It tells you nothing about the bonding within the compound.

• Molecular Formula

• Empirical Formula

• Condensed Formula

• Displayed Formula

• Structural Formula

This formula gives the simplest possible whole number ratio of the different types of atom present within the compound.

• Skeletal Formula

• Empirical Formula

• Condensed Formula

• Displayed Formula

• Structural Formula

This formula shows all of the atoms and all of the bonds present in an organic compound. The bonds are represented as lines.

• Skeletal Formula

• Empirical Formula

• Condensed Formula

• Displayed Formula

• Structural Formula