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SAI International School

                                                        Class-X
                                                Subject_ Chemistry
                                       Topic- Carbon & it's Compounds
                         Subtopic- Mind Map with concept mapping questions

                                   [Revision of Carbon & its compounds]


                                                      MIND MAP



               A] Element Carbon-



                                                        CARBON -'C'
                                                          At. No.-6
                                                         Valency- 4










                                           4+
                  Carbon cannot form C ions as large                                       4-
                      amount of energy is neede to                Carbon cannot form C ions as
                       remove 4 electrons from 6                    it's difficult for 6 protons to
                                 protons.                             hold on to 10 electrons.





                                                                                   Carbon exhibits Allotropy.
                Carbon exhibits Tetravalency.           Carbon exhibits              So, it exists in various
                                                     Catenation So, Carbon
                        So it can form                                                    forms having different
                 1. Single chained structures          atoms have the capacity to    structures and physical
                   2. Branched structures                  link to each other forming   properties, but same
                     3. Cyclic structures.            chains.                  Eg-  chemical properties.   Eg-
                                                           polymers                   Diamond, Graphite,
                                                                                           Fullerene









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