Chapter 15 - Haloalkanes Flashcards
1
Q
what is a nucleophile?
A
an atom or group of atoms that is attracted to an electron deficient carbon atom where it donates a pair of electrons to form a new covalent bond
2
Q
what increases the rate of hydrolysis?
A
a weaker carbon-halogen bond
3
Q
what is the strongest carbon halogen bond?
A
C-F
4
Q
what is the weakest carbon halogen bond?
A
C-I
5
Q
what experiment can be carried out to measure the strength of the carbon - halogen bond?
A
react haloalkane with water in the presence of ethanol and silver nitrate
stand tube in water bath and wait for precipitate
6
Q
what is ozone?
A
O3
7
Q
what two substances are harmful to the ozone layer?
A
chlorofluorocarbons and nitrogen oxide
8
Q
why part of CFCs attack the ozone layer?
A
chlorine radicals
9
Q
What was signed to limit CFCs?
A
the montreal protocol
