1. Answer the following questions for an atom of chlorine….
1. Answer the following questions for an atom of chlorine. A. The atomic number of chlorine is ________ and chlorine contains _______ protons and ________ electrons. B. The electron configuration for chlorine is: 1st energy level = ____ electrons 2nd energy level = ____ electrons 3rd energy level = ____ electrons C. An atom of chlorine has ______________ valence electrons. D. A particular isotope of chlorine has a mass number of 37. (37Cl) This isotope contains ______ protons, __________electrons, and __________ neutrons. E. Chlorine is a member of the _________ family of elements. F. When chlorine forms an ion is will have a _____________ charge. (negative 1, negative 2, positive 1, positive 2 2. 1 mole of calcium has a mass of _____________ g. 3. How many moles of carbon are there in a diamond weighing 1.75 g? Show the set up for credit.