These other "flavors" of bismuth are its isotopes , and the numbers of neutrons in bismuth range from 101 to 135.It is bismuth-209 with 126 neutrons that represents all the natural bismuth we find. The chemical symbol for Bismuth is Bi.. Atomic Mass of Bismuth. A. The number of protons is always the atomic number (so in this case, 209), and of course, the number of electrons is always equal to the number of protons when the atom is not an anion or a cation. Bismuth-209 (209 Bi) is the isotope of bismuth with the longest known half-life of any radioisotope that undergoes Î±-decay (alpha decay).It has 83 protons and a magic number of 126 neutrons, and an atomic mass of 208.9803987 amu (atomic mass units). Bismuth has an atomic mass of 208.98. SURVEY . How many subatomic particles are in the nucleus of a chromium atom? Bismuth is a brittle metal with a silvery white color when freshly produced, but surface oxidation can give it a pink tinge. Bismuth (pronounced biz-meth), in its normal phase, is a solid. Bismuth is a chemical element with atomic number 83 which means there are 83 protons and 83 electrons in the atomic structure. Note that, each element may contain more isotopes, â¦ number of neutrons. All atoms of bismuth have 83 protons. Atoms do not change ,gain or loose protons. ... Bismuth-211 is a radioisotope of bismuth that can decay by emission of an alpha particle. It is a naturally diamagnetic metal and has 83 protons, 126 neutrons, and 83 electrons. Electrons surround the nucleus; protons and neutrons are in the nucleus. 29 29 29 35 Describe the general arrangement of subatomic particles in the atom. The chemical symbol for Bismuth is Bi . 8. D. 52. The only way that an atom becomes an ion (a charged particle) is to gain OR loose Electrons. Bismuth belongs to the Nitrogen Family, meaning it has 5 valence electrons, and has many of the same properties as nitrogen, â¦ How many protons, neutrons and electrons are there in one ion of 209Bi5+? 30 seconds . Primordial bismuth consists entirely of this isotope. Tags: Question 3 . That means that the number of protons (+ charges) and the number of electrons (-negative charges) must be the same . 209Bi is the only naturally occurring isotope of bismuth. To find the neutrons, simply subtract the atomic mass from â¦ Atomic Number (Protons/Electrons)- 83-Protons- 83-Neutrons- 126-Electrons- 83 Atomic Mass (Protons+Neutrons)- 208.98, or 209 when rounded Symbol- Bi Group and Period- Group 15 (Nitrogen or Pnictogens) and Period 6 State of Matter at Room Temp- Solid Element Type- Metal Melting Point- 544.55 K (271.4 C, 520.52 F) This means that Bismuth â¦ Calculate the number of protons, neutrons, and electrons in a sample of 209 Bi't that has the same mass as the bismuth â¦ Bi is the only naturally occurring isotope of bismuth. Isotope Isotope notation Atomic # Protons Electrons neutrons Oxygen-16 8 8 8 8 Bromine-80 35 35 35 45 Uranium-235 92 92 92 143 Copper-64. Atomic mass of Bismuth is 208.9804 u. In all atoms of bismuth, the number of electrons must equal the. It is similar to tellurium and bismuth. Part III. How many protons, neutrons and electrons are there in one atom of 209Bi? answer choices . 28 C. 48 D. 52. As to neutrons, the number of neutrons in bismuth atoms can vary. It occurs in uranium ores. 209 protons, 209 electrons and 126 neutrons. number of protons. How many protons, neutrons and electrons are there in one atom of 209Bi? 7. Q. An atom of chromium has 24 protons, 28 neutrons, and 24 electrons. What atom is the product of alpha decay of bismuth-211? sum of the number of neutrons and protons . In the future it might be used â¦ How many protons, neutrons and electrons are there in one ion of 209Bift? difference between the number of neutrons and protons. 24 B. Calculate the number of protons, neutrons, and electrons in a sample of 209Bi5+ that has the same mass as the bismuth â¦ In the case of sulfur, a sulfur atom has 16 protons and 16 electrons. Bismuth is a chemical element with atomic number 83 which means there are 83 protons and 83 electrons in the atomic structure. 6. Report question . Atomic Number of Bismuth.