hydrocarbons

Question 1

three exceptions of carbons

Answer 1

carbon oxides, carbides and carbonates

Question 2

carbon share

Answer 2

4 covalent bonds

Question 3

carbon bonded

Answer 3

hydrogens ,phosphorous ,sulfur, nitrogen , oxygen and the halogens

Question 4

carbon atoms also bond other carbons atoms

Answer 4

because carbons forms four bonds ,it complex ,branched structures ,ring structures , cagelike structures.

Question 5

models of methane

Answer 5

CH4 molecular formula
structural formula
dash -wedge structure
ball -stick model
space filling model

Question 6

saturated hydrocarbons

Answer 6

only single bonds

Question 7

unsaturated hydrocarbons

Answer 7

double or triple

Question 8

petroleum

Answer 8

complex mixture containing more than a thousand different compound

Question 9

raw petroleum called

Answer 9

crude oil

Question 10

cracking

Answer 10

heavier fractions convert to gasoline by breaking large molecule to smaller

Question 11

cracking is done

Answer 11

absence pf oxygen and in presence of catalyst . produce materials , plastic product films ,and synthesis fabrics