Teachers. About Us. Contact Us. There are three types of rock. 1. Igneous: these are rocks that solidified directly from molten silicates, which geologists call magma. Examples are: granite, basalt, pumice and flint (which is a form of quartz).2.eachers. About Us. Contact Us. There are three types of rock. 1. Igneous: these are rocks that solidified directly from molten silicates, which geologists call magma. Examples are: granite, basalt, pumice and flint (which is a form of quartz).
Phosphorus trichloride is a chemical compound of phosphorus and chlorine, having the chemical formula PCl3. It has a trigonal pyramidal shape. It is the most important of the three phosphorus chlorides.
Use Lewis dot structures to determine which of the following species contains a triple bond. â¢ (a) CO 2 â¢ (b) C 2 H 4 â¢ (c) C 22- â¢ (d) H 2 CO â¢ (e) NH 3 23.Use Lewis dot structures to determine which of the following molecule contains the shortest sulfur-oxygen bond.â¢ (a) SO 3 â¢ (b) SO 32- â¢ (c) SO 42- â¢ (d) SO â¢ (e) The shortest S-O bond is the same length in (a) and (d).24.se Lewis dot structures to determine which of the following molecule contains the shortest sulfur-oxygen bond. â¢ (a) SO 3 â¢ (b) SO 32- â¢ (c) SO 42- â¢ (d) SO â¢ (e) The shortest S-O bond is the same length in (a) and (d). 24.