Basic concepts Flashcards
1
Q
Homologous series
A
-group of compounds
-same general formula
-same functional group
-similair chemical properties
1
Q
Stem names
A
meth
eth
prop
but
pent
hex
hept
oct
non
dec
2
Q
Empirical formula
A
simplest whole number ratio of elements in a compound
3
Q
Structural isomer
A
- same molecular formula
-different structure(arrangement of atoms)
4
Q
Functional group
A
- structural feature
- group of atoms or atom
- determines the chemistry of a compound
5
Q
Chain isomerism
A
different chain lengths
6
Q
Positional isomerism
A
different position of their functional group
7
Q
Functional group isomerism
A
different functional groups
8
Q
Percentage yield
A
actual moles/ theoretical moles
9
Q
Atom economy
A
Mr of desired product/ Mr of all products
10
Q
Covalent bond
A
- electrostatic attraction
2.between a shared pair of electrons andnuclei
11
Q
Carbon bonding
A
- EC 1S2 2S1 2P3
- electron promoted
- four unpaired electrons for sigma bonds
12
Q
Hydrocarbon
A
contains only hydrogen and carbon
13
Q
Molecular formula
A
actual number of atoms of each element in a molecule
