HYDROCARBONS

they were produced by living organisms

(a)  

The most remarkable feature of organic compounds is that they involve the chemistry of carbon and only a few other elements: (a)  

Carbon forms four bonds which are:

• branched-chain structures, round structures, and cage-like structures

• linear, branched, and cyclic

• round, branched, and cyclic

• branched-chain structures, ring structures, and cage-like structures

Approximately __% of all known compounds are organic compounds.

• 65

• 85

• 75

• 25

Most are solids with high melting points

• Inorganic Compounds

• Organic Compounds

Almost all burn and decompose

• Organic Compounds

• Inorganic Compounds

Aqueous solutions do not conduct electricity

• Organic Compounds

• Inorganic Compounds

Almost all are insoluble in organic solvents, but many are soluble in water

• Inorganic compounds

• Organic compounds

Organic compounds have ____ bonding, while inorganic compounds have _____ bonding.

• ionic and covalent

• covalent and ionic

• both covalent

• both ionic

Carbon bond to each other only to single covalent bonds

• TRUE

• FALSE