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Resources: 1 – 25 Total: 152
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Animation   [Animation]
A different way of numbering groups in the periodic table
Play
     Whiteboard exercise   [Whiteboard exercise]
All electromagnetic waves transmit energy
Play
    
   
 
Student activity   [Student activity]
Are all atoms of the same element identical?
Play
     Whiteboard exercise   [Whiteboard exercise]
Arrangement of the elements in the periodic table
Play
    
   
 
Student activity   [Student activity]
Atomic masses in the periodic table
Play
     Student activity   [Student activity]
Atomic number
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Animation   [Animation]
Atomic number
Play
     Whiteboard exercise   [Whiteboard exercise]
Atomic number
Play
    
   
 
Student activity   [Student activity]
Atomic spectra of elements
Play
     Whiteboard exercise   [Whiteboard exercise]
Atomic spectra of elements
Play
    
   
 
Student activity   [Student activity]
Atomic spectrum of hydrogen
Play
     Animation   [Animation]
Atoms are electrically neutral
Play
    
   
 
Animation   [Animation]
Bohr's model of the atom
Play
     Student activity   [Student activity]
Calculating the isotopic composition of an element
Play
    
   
 
Whiteboard exercise   [Whiteboard exercise]
Calculating the relative molecular mass of a compound
Play
     Animation   [Animation]
Calculation of the percentage composition of a given compound
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Animation   [Animation]
Charges of ions of some elements
Play
     Whiteboard exercise   [Whiteboard exercise]
Chlorine isotopes
Play
    
   
 
Class activity   [Class activity]
Continuous and line spectra
Play
     Whiteboard presentation   [Whiteboard presentation]
Continuous and line spectra
Play
    
   
 
Animation   [Animation]
Dalton's atomic theory
Play
     Student activity   [Student activity]
Democritus' and Dalton's atomic theories
Play
    
   
 
Animation   [Animation]
Detecting the presence of certain elements in a chemical compound
Play
     Animation   [Animation]
Determination of average atomic mass of boron
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Animation   [Animation]
Determination of isotopic composition of silver
Play
    
 
Resources: 1 – 25 Total: 152
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