23) Which of the following correctly describes the Bohr model of atom? A) Electrons are embedded in a positively charged substrate. B) Electrons orbit nucleus in orbits that have set sizes and quantized energies. C) All matter is composed of very small indivisible particles, called atoms. D) A central nucleus is surrounded by electrons moving randomly in a probability cloud. 24) According to periodic trends, which metal has the highest ionization energy? A) Cs B) Rb C) Li

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