CK-12-Chemistry Intermediate

http://www.ck12.org Chapter 4. Atomic Structure The incredibly small mass of the electron was found to be approximately 1/1840 t ...

http://www.ck12.org Chapter 9. Covalent Bonding Now, four bonds are possible. The promotion of the electron “costs” a small amou ...

4.2. The Nuclear Model of the Atom http://www.ck12.org FIGURE 4.9 In Thomson’s plum pudding model of the atom, electrons are emb ...

9.4. Hybridization of Atomic Orbitals http://www.ck12.org FIGURE 9.38 The process ofsp^3 hybridization is the mixing of ansorbit ...

http://www.ck12.org Chapter 4. Atomic Structure Rutherford’s model proved to be an important step toward a full understanding of ...

http://www.ck12.org Chapter 9. Covalent Bonding Boron trifluoride (BF 3 ) is predicted to have a trigonal planar geometry by VSE ...

4.2. The Nuclear Model of the Atom http://www.ck12.org c. The densest element known is osmium, which has a density of 22.6 g/cm^ ...

9.4. Hybridization of Atomic Orbitals http://www.ck12.org The occupied orbitals are then hybridized, and the result is a pair of ...

http://www.ck12.org Chapter 4. Atomic Structure 4.3 Isotopes and Atomic Mass Lesson Objectives Define atomic number. Define mas ...

http://www.ck12.org Chapter 9. Covalent Bonding The hybridization then occurs with a singlesorbital, threeporbitals, and a singl ...

4.3. Isotopes and Atomic Mass http://www.ck12.org FIGURE 4.11 The periodic table of the elements. Mass Number Rutherford’s exper ...

9.4. Hybridization of Atomic Orbitals http://www.ck12.org TABLE9.7:(continued) Electron Domain Geometry Hybridization of the Cen ...

http://www.ck12.org Chapter 4. Atomic Structure FIGURE 4.12 Nuclei of the three isotopes of carbon: Almost 99% of naturally occu ...

http://www.ck12.org Chapter 9. Covalent Bonding FIGURE 9.42 The expanded octet trigonal bipyramidal and octahedral geometries ar ...

4.3. Isotopes and Atomic Mass http://www.ck12.org Number of electrons = number of protons 26 53 15 Number of neutrons = mass n ...

9.4. Hybridization of Atomic Orbitals http://www.ck12.org The threesp^2 hybrid orbitals lie in one plane, while the unhybridized ...

http://www.ck12.org Chapter 4. Atomic Structure TABLE4.3: Atomic Masses and Percent Abundances of Some Natural Isotopes Element ...

http://www.ck12.org Chapter 9. Covalent Bonding Again, the promotion of an electron in the carbon atom occurs in the same way. H ...

4.3. Isotopes and Atomic Mass http://www.ck12.org chlorine-35 0. 7577 × 34. 969 = 26 .50 amu chlorine-37 0. 2423 × 36. 966 = 8 . ...

9.4. Hybridization of Atomic Orbitals http://www.ck12.org The hybridization of nonequivalent atomic orbitals is necessary to co ...