An unknown element contains 17 protons, 18 electrons, and ha…
An unknown element contains 17 protons, 18 electrons, and has a mass number of 35. Answer the following questions (10 points): a. What is the atomic number of this element? b. What is the name and symbol of this element? c. How many neutrons does it contain? d. Is this an ion? If so, is it a cation or an anion? e. Write the symbolic (isotopic) notation for this element.