Quantum theory (summary) Flashcards
1
Q
atomic radius
A
half the distance between the centres of singly bonded atoms of the same element
2
Q
electronegativity
A
measure of the relative attraction for shared electrons
3
Q
ionisation energy
A
minimum energy required to remove most loosely bound electron from an isolated gaseous atom in its ground state
4
Q
primary standard solution
A
highly pure and stable solution of known concentration
5
Q
percentage yield def
A
the measure of the efficiency of a chemical reaction
6
Q
percentage yield formula
A
actual yield divided by theoretical yield multiplied by 100 percent
7
Q
limiting reagent def
A
the reagent that determines how much product is formed
8
Q
state the four quantum numbers
A
- Principle Quantum Number (n)
- Azimuthal Quantum Number (l)
- Magnetic Quantum Number (ml)
- Spin Quantum Number (ms)
9
Q
state placks constant
A
h=6.626x10-34J
10
Q
speed of light
A
c=2.998x10*8ms-1
11
Q
frequency formula
A
E=(h)(v)=hc divide by lamda
