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WorksheetsElectrons and The Periodic Table
Total questions: 9
Worksheet time: 5mins
Who is credited with the Quantum Mechanical model of the atom
Dalton
Thompson
Bohr
Schroedinger
The first energy level can accomodate how many electrons?
8
18
2
The Aufbau principle states
Electrons start occupying orbitals of the lowest energy first
Electrons start occupying orbitals of the highest energy first
Electrons are found in pairs
Electrons in each orbital spin in opposite directions
Pauli Exclusion Principle States
An atomic orbital may describe at most two electrons
The first energy level can accomodate a maximum of 2 electrons
The Second energy level may accomodate a maximum of 8 electrons
Electrons must spin in opposite directions
There are how many families on the periodic table
7
18
16
2
There are how many periods on the periodic table
7
2
18
16
Metals are found here on the Periodic Table
Right
Left and center
Top only
Bottom only
These elements are considered metalloids (pick more than one)
Sb
Te
As
Se
These elements are non-metals
Sb, O, C
Au, S, Fl
Ca, O, P
Fl, Cl, Se
