If an isotope of oxygen has 8 protons, 10 neutrons, and 8 electrons, its mass number is A) 26. Find an answer to your question One isotope of oxygen has 8 protons and 10 neutrons. 0 ΑΣΦ ? If any of the species is an isotope of oxygen then mass number (A) given in the question = 8 + number of neutrons … The element symbol for oxygen is O and its atomic number is 8. O-16 is by far the most common isotope in nature, accounting for more than 99.8% of all oxygen atoms, and O-17 is exceedingly rare, but O-18 is abundant enough in nature to be â ¦ It has a mass of 15.994 914 619 56 u. Oxygen-16 is the most abundant isotope of oxygen and accounts for 99.762% of oxygen's natural abundance. Which is the correct reference for this isotope? Uranium Notation Uranium is an element often described using this shorthand notation. In addition, at room temperature, oxygen's state is gaseous. b) oxygen-18 contains 10 photons while oxygen-16 only contains 8 photons. Three isotopes of oxygen, each containing 8, 9, 10 neutrons respectively has the % of one isotope (containing 8 neutrons) 90%. This isotope is noticeably lighter than oxygen-16, which has eight neutrons and is oxygen’s most natural abundant form (about 99.7 percent). For most elements other than hydrogen, isotopes are named for their mass number. #"A=Z+N"# #"A=8+8=16"# This isotope of oxygen is oxygen-16. Hide. It has atomic number, Z of 8 since is found at number 8 on the periodic table. Submit Request Answer Part C The Sodium Isotope With 12 Neutrons Express Your Answer As An Isotope. Oxygen-18 is a naturally-occuring, stable isotope and is commonly used is scientific studies as a tracer. #"A=8+9=17"# This isotope is oxygen-17. How does the composition of oxygen in the ocean change during an ice age? if you go to the periodic table, you see that Oxygen's atomic number is 8. for the atomic mass, we need to determine it. This is how all the isotipoes of the other parts were derived . It has an atomic number of eight and it'll have a mass number of eight. Its atomic number is 8. a) oxygen-18 contains 9 protons while oxygen-16 only contains 8 protons. The slighty greater mass of 18 O—12.5 percent more than 16 O—results in differentiation of the isotopes in … B) 16. Determine the # of protons and the # of neutrons in each isotope A. This is a model of oxygen, because the nucleus (glass bowl) has eight protons. B. Isotopes are the same type of atom with different masses. It is called "light" because a small fraction of oxygen atoms have 2 extra neutrons and a resulting atomic weight of 18 (18 O), which is then known as "heavy" oxygen. using the periodic table, explain the difference between oxygen-18 and oxygen-16. Dubbed “featherweight oxygen,” oxygen-11 has only three neutrons to its eight protons. the only distinction is the style of neutrons they have. Solution for The mass number for an isotope is 14. E) 12. It is the most common component of the earth's crust at 49%. Oxygen-18 is a heavier isotope with 8 protons and 10 neutrons, while Oxygen-16 is a lighter isotope with 8 protons and 8 neutrons. If your book is saying something different, it's wrong.----Also, B. and D. are the same thing. For example, carbon atoms with the usual 6 neutrons have a mass number of 12 (6 protons + 6 neutrons = 12), so they are called carbon-12. For most elements other than hydrogen, isotopes are named for their mass number. Water (H 2 O) Oxygen difluoride (OF 2) Interesting facts: It is the third most abundant chemical element in the universe after hydrogen and helium. 14 7 N B. The abundance of other isotopes is : (The atomic weight of oxygen … # For example, carbon atoms with the usual 6 neutrons have a mass number of 12 (6 protons + 6 neutrons = 12), so they are called carbon-12. Show me the answer. A third oxygen isotope has 10 neutrons. See The Discovery of Oxygen: Common Compounds: It forms bonds with almost every other element and results in oxidation. Dec 27, 2013 - Oxygen Element Explained The Oxygen element is an essential part of life on Earth and also serves as an excellent example in the process of metal corrosion which will aid our understanding of … A. oxygen-18 B. oxygen-10 … The number of electrons in a neutral atom is always equal to the number of protons in the atom. Oxygen forms a covalent bond with another Oxygen atom to produce a simple covalent molecule. These atoms are the isotope called carbon-13. So having 8 neutrons would give the isotope an atomic mass of 16. The most common isotope of oxygen has 8 neutrons. Answer: 3 question All oxygen atoms have eight protons, and most have eight neutrons as well. Also, remember that the atomic number represent the number of protons, so atomic number = number of protons = 8 number of neutrons = 10 (given by the question) Oxygen's atomic number is 8. the oxygen isotope with 8 neutrons express your answer as an isotope; modern classification systems in psychiatry were introduced; Popular Study Materials from Chemistry 1031. gen chem ii safety lab quiz; lab practical exam; chapter 4; gas laws; chem lab quiz 1; exam i; naming compounds; chapter 6 thermochemistry; The oxygen isotope with 8 neutrons c. The aluminum isotope with 14 neutrons d. The iodine isotope with 74 neutrons. The abundance of other isotopes is : (The atomic weight of oxygen … Oxygen is in Period 2 of the Periodic Table because it … Oxygen's most common isotope has a mass number of 16 and is written as 16 O. For an isotope with neutron number of 8 then. Atomic Structure The most common stable isotope of Oxygen has 8 neutrons in its nucleus giving it an atomic mass of 16. 5 years ago. If an oxygen isotope has 8 protons and 10 neutrons in its nucleus, what is its atomic mass? The abundance of one isotope (containing 8 neutrons) is 9 0 %. - the answers to estudyassistant.com The … Having 10 electrons makes it an *ANION with a charge of -2* Among your choices, the correct answer is A. A) 8. Carbon atoms with 7 neutrons have an atomic mass of 13 (6 protons + 7 neutrons = 13). Example nuclear symbols for oxygen would be oxygen-16, oxygen-17, and oxygen-18, which have 8, 9, and 10 neutrons, respectively. Mass number, A= 8+8 = 16. The isotope Oxygen-18 has the comparable variety of protons through fact the traditional atom of Oxygen-sixteen. Oxygen atoms normally have 8 protons, 8 neutrons, and 8 electrons. remember that atomic mass is equal to neutrons plus protons. An isotope of oxygen with an atomic mass of 18 would have two extra ____ - 18637292 Therefore every isotope of oxygen contains 8 protons in its nucleus. C) 18. The mass difference is caused by different numbers of neutrons in the nucleus. It has 8 protons, 7 neutrons, and 8 electrons. what is the name of this isotope? Submit Request Answer Part B The Oxygen Isotope With 8 Neutrons Express Your Answer As An Isotope. Carbon atoms with 7 neutrons have an atomic mass of 13 (6 protons + 7 neutrons = 13). Oxygen-15 is a radioactive isotope of oxygen, frequently used in positron emission tomography (PET) imaging. Yeah, an atomic number of nine with 10 neutrons. Oxygen is composed of 8 protons, and in its most common form with 8 neutrons, giving it an atomic weight of 16 (16 O) -- this is know as a "light" oxygen. Plus the eight neutrons 16 for the next one. what is the mass number of an oxygen isotope that has nine neutrons? This isotope could be: a carbon atom with 8 neutrons an oxygen atom with 7 neutrons a sodium atom with 8… We have flooring with 10 neutrons, so because it has a atomic number, I'm sorry. (B) 12.5 One atom of the element... Boron has two stable isotopes with masses of... Give the nuclear symbol for the isotope of... Bromine has two naturally occurring isotopes. 16O → 8 protons + 8 neutrons; a “light” oxygen); The relative amounts are expressed as either 18O/16O or δ 18O Oxygen - 18 (aka 18O → 8 protons + 10 neutrons; a “heavy” oxygen). {eq}\\ {/eq} Oxygen-18 refers to the isotope of oxygen with a mass number {eq}A=18 {/eq}. Well, we use the number of protons and number of neutrons and add them up to give us the average atomic mass. Another isotope of oxygen has 9 neutrons. 0 0. savannah. There are three isotopes of oxygen, each containing 8, 9, 1 0 neutrons respectively. Isotopes are forms of a chemical element that have the same atomic number but differ in mass. So looking at a common element of oxygen with 8 protons, 8 neutrons, and 8 electrons, we can find the atomic mass to be 16 (the number of protons plus the number of neutrons). If we have oxygen isotope with eight neutrons, then we will use the chemical symbol Oh, for oxygen. In the model shown, the round green marbles represent protons and the flat blue marbles represent neutrons. If we look at a Periodic Table, we can see that Oxygen in the 16th period, 2nd row, has this mass. 8+8=16 Therefore the average atomic mass is 16 g/mol. Oxygen (O) is an element in the periodic table with an atomic number of 8. A Chemical Reaction Does Not Occur For This Question. 2. It can be used, amongst other applications, in water for PET myocardial perfusion imaging and for brain imaging. The mass numbers for oxygen must be 8 + 8 = 16; 8 + 9 = 17; 8 + 10 = 18 The Oxygen-18 isotope has an extra two neutrons, for a total of 10 neutrons and 8 protons, compared to the 8 neutrons and 8 protons in a normal oxygen atom. So for part A, O represents the element oxygen. Most of the oxygen in water molecules is composed of 8 protons and 8 neutrons in its nucleus, giving it a mass number (the number of protons and neutrons in an element or isotope) of 16. Question: Part A The Magnesium Isotope With 13 Neutrons Express Your Answer As An Isotope. During an ice age there is more Oxygen-18 in ocean water. 10. They discovered and characterized oxygen-11, the lightest-ever isotope of oxygen. 1 2, are : The percentage of other isotope, if the atomic mass of oxygen is 1 6. #"A=8+10=18"# This oxygen isotope is oxygen-18. The atomic mass of this isotope is 18. These atoms are the isotope called carbon-13. 8. A. Oxygen-16.