WebbWhat is the atomic number of an atom that has 6 protons, 6 neutrons, and 6 electrons? 12 6 18 0 -1 6 Which of these refers to atoms with the same atomic number but different atomic masses? These atoms have different numbers of protons. These atoms have different numbers of electrons. These atoms are different elements. These atoms are … Webbis acuna, mexico safe 2024; dallas violin competition. richmond heights missouri events; average km driven per year by country; bruce somers sr; bondi rescue lifeguard dies 2010
How to find the Number of Protons, Electrons, Neutrons for Pt (Platinum …
Webb21 nov. 2024 · Platinum is a chemical element with atomic number 78 which means there are 78 protons and 78 electrons in the atomic structure. The chemical symbol for … Webb28 juli 2024 · Because the sum of the numbers of protons and neutrons equals the mass number, 127, the number of neutrons is 74 (127 − 53 = 74). Since the iodine is added as … paper shredding services sarasota fl
Question Video: Understanding Element Symbols Nagwa
WebbAn ion of platinum has a mass number of 195 and contains 74 electrons. How many protons and neutrons does it contain, and what is its charge? Answer: 78 protons; 117 neutrons; charge is 4+ Chemical Symbols A chemical symbol is an abbreviation that we use to indicate an element or an atom of an element. WebbIl a l'inconvénient, cependant, de rendre difficile la préparation des données pour le dépouille- ment ultérieur, préparation qui, avec la multiplication des paramètres à enregistrer et le développement des ordinateurs, prend une importance de plus en plus grande. i_ 30°), the energy m a x i m u m of the direct radiation peaks between 0.5 and … WebbName: Platinum Symbol: Pt Atomic Number: 78 Atomic Mass: 195.078 amu Melting Point: 1772.0 °C (2045.15 K, 3221.6 °F) Boiling Point: 3827.0 °C (4100.15 K, 6920.6 °F) Number of Protons/Electrons: 78 Number of … paper shredding services tulsa ok