CHEM 120 Exam 3 (Three) Prep & Study Guide with complete solutions | Latest 2025/2026 Update – Chamberlain.

CHEM 120 Exam 3 (Three) Prep & Study i,- i,- i,- i,- i,- i,- i,- i,-




Guide with complete solutions | Latest i,- i,- i,- i,- i,- i,-




2025/2026 Update – Chamberlain. i,- i,- i,-




Functional Group A group on a carbon compound that gives
i,- i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



that molecule a characteristic reactivity and structure
i,- i,- i,- i,- i,- i,-




Cyclic hydrocarbon
i,- i,-i,- i,- Carbon chain that connects end to end.i,- i,- i,- i,- i,- i,- i,-



Uses the prefix cyclo.
i,- i,- i,-




Alkane i,-i,- i,- Hydrocarbon with only single bonds between carbons i,- i,- i,- i,- i,- i,-




Alkene Hydrocarbon with at least one double bond between
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



two carbons.
i,-




Alkyne Hydrocarbons with at least one triple bond between
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



two carbons.
i,-




Halogens Organic compounds containing a halogen group
i,-i,- i,- i,- i,- i,- i,- i,- i,-



such as Cl or F. Naming is based in the number of halogens
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



attached and the chain name. i,- i,- i,- i,-

,Alcohol Organic compounds with an OH functional group.
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,-



Often used as antiseptics and the alcohol known as ethanol is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



ingested recreationally. i,-




Ether An organic compound comprised of two carbon chains
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



connected with oxygen, it is often seen as "CH2OC" in structural
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



form. Many are used as solvents in labs.
i,- i,- i,- i,- i,- i,- i,-




Carbonyl C=O group. Common in many organic compounds
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,-



including ketones, aldehydes, carboxylic acids and esters.
i,- i,- i,- i,- i,- i,-




Aldehyde Consists of a C=O with at least one H directly
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



attached to the C. Written as CHO in structural formula. Organic
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



compounds with this group are commonly used in preservation, i,- i,- i,- i,- i,- i,- i,- i,- i,-



tanning, and in some fragrances. i,- i,- i,- i,-




Ketone consist of a C=O with no H atoms attached to C.
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



written as COC in structural formula. This group contains acetone
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



which is used in nail polish. Organic molecules with this group are
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



also measured in the blood.
i,- i,- i,- i,-




Carboxylic Acid Consists of a C=O with an OH attached to
i,- i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



the C. Seen as COOH in structural formula, this group often acts
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



as am acid and is found in many organic acids.
i,- i,- i,- i,- i,- i,- i,- i,- i,-

, Ester this group forms from the reaction between an alcohol
i,-i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



group and a carboxylic group. Seen as COOC in structural
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



formula. organic molecules with this group tend to be used as
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



flavors and scents. i,- i,-




Organic Compound i,- i,-i,- i,- Carbon based compound i,- i,-




Hydrocarbon Compound Carbons based compound made i,- i,-i,- i,- i,- i,- i,- i,-



only of hydrogen and carbon
i,- i,- i,- i,-




Structural Formula i,- i,-i,- i,- Show the structure of an organic molcule
i,- i,- i,- i,- i,- i,-




meth i,-i,- i,- prefix for one carbon chain i,- i,- i,- i,-




ethi,-i,- i,- prefix for two carbon chain i,- i,- i,- i,-




prop i,-i,- i,- prefix for three carbon chain i,- i,- i,- i,-




but i,-i,- i,- prefix used for four carbon chain i,- i,- i,- i,- i,-




pent i,-i,- i,- prefix used for five carbon chain
i,- i,- i,- i,- i,-