chem forces

Descrição

Chemistry Mapa Mental sobre chem forces, criado por Danica Alistoun em 14-07-2021.
Danica Alistoun
Mapa Mental por Danica Alistoun, atualizado more than 1 year ago
Danica Alistoun
Criado por Danica Alistoun mais de 3 anos atrás
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Resumo de Recurso

chem forces
  1. intra-molecular (interatomic)
    1. inside the molecule
      1. bonds
        1. covalent
          1. polar
            1. EN difference of >0
              1. the higher the EN difference, the stronger the bond
            2. non-polar
              1. EN difference of 0
              2. both non-metals
                1. electrons are shared
                  1. low melting point, good insulator
              3. ionic
                1. metal and a non metal
                  1. a cation and an anion
                    1. very strong bond
                      1. electrostatic
                  2. arranged in a lattice structure
                    1. most are solid at room temp
                      1. high boiling and melting temp
                        1. only a conductor when a solution
                          1. brittle
                            1. electrons are transferred
                  3. metallic
                    1. both are metal
                      1. conductor
                        1. high melting point
                      2. valence electrons are delocalised
                        1. electrostatic
                          1. malleable, shiny, ductile
                      3. breaking/forming
                        1. energy is released when formed
                          1. energy is absorbed when broken
                          2. structure
                            1. AX/ AX2
                              1. linear
                              2. AX2E2
                                1. bent or angular
                                2. AX3
                                  1. trigonal planar
                                  2. AX3E
                                    1. trigonal pyramidal
                                    2. AX4E
                                      1. tetrahedral
                                      2. AX5
                                        1. trigonal bipyramidal
                                        2. AX6
                                          1. octahedral
                                  3. inter-molecular
                                    1. between molecules
                                      1. dipole-dipole
                                        1. hydrogen bond
                                          1. dipole-dipole
                                          2. induced dipole forces
                                            1. van der waals forces
                                              1. ie london forces/dispersed forces

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