Isotopes are a group of chemical elements that have the same number of protons, but have a different number of neutrons. What is different is the number of neutrons, The different number of neutrons all cause a difference in the … Mass number determines the physical properties. Chemical properties are related to the number of valence … An atom of uranium-238, for example, weighs about 1 percent more than an atom of uranium-235. Such nuclei are called the isotopes of that element. by NMR can be used to figure out which atoms go where. Isotopes are atoms of the same element that contain the same number of protons and electrons but a different number of neutrons. The physical properties of isotopes are not the same as physical properties depend on atomic masses which is different for isotopes. The chemical properties of different isotopes of the same element are the same. d. The atomic weight of any element is approximately equal to the mass number of its most abundant isotope. Isotopes definition is that the isotopes are atoms of the same element with the same atomic number but different mass numbers, i.e, have the same number of protons and electrons but differ in the number of neutrons. Usually one or two isotopes of an element are the most stable and common. In any neutral atom, the number of electrons is the same as the number of protons. Biology. Isotope, one of two or more species of atoms of a chemical element with the same atomic number and position in the periodic table and nearly identical chemical behaviour but with different atomic masses and physical properties. Isotopes may be defined as atoms having the same atomic number but different atomic weights. Isotopes have the same type of chemical properties, whereas the isobars do not have the same type of chemical properties. As it is known that atomic number means the total number of protons present in an atom. Q Isotopes have the same chemical properties but different physical properties Explain why - Science - Structure of the Atom Why do all three isotopes have the same chemical properties? For example , for the three isotopes of oxygen, 16 8 O 17 8 O 18 8 O. d. The atomic weight of any element is approximately equal to the mass number of its most abundant isotope. Isotopes have different physical properties, whereas the isobars have the same physical properties. The physical properties of the isotope of an element are similar. Thus, the chemical properties, which essentially depend on the number of. Isotopes o Elements with the same number of protons but different number of neutrons o Ex. It is important to distinguish between radioactive material and the radiation it gives off. This is often useful for tracing the path of a reaction - an isotope of an element that you can detect e.g. If they had a different number of protons, they'd be a different element. O 3) Isotopes have different chemical and nuclear properties. That's not much of a difference. Properties of Isotopes. Because the chemical behavior of an atom is largely determined by its electronic structure, different isotopes exhibit nearly identical chemical behavior. The main exception to this is the kinetic isotope effect: due to their larger masses, heavier isotopes tend to react somewhat more slowly than lighter isotopes of the same element. Often the physical properties are similar. The physical properties of isotopes may differ from each other. However they have different numbers of neutrons, which affects the mass number. Assertion(A): All isotopes of a given element show the same type of chemical behaviour. This would suggest that the interparticle forces and distances are different for different isotopes of the same element. Unstable isotopes most commonly emit alpha particles (He 2+) and electrons. ISOTOPES, basically are each of two or more forms of the same element that have the same number of protons, but different number of neutrons in their nuclei and hence, differ in relative atomic mass, but not in chemical properties. Radioactive decay is the process in which a radioactive atom spontaneously gives off radiation in the form of energy or particles to reach a more stable state. Expert Answer: This is because isotopes of an element have the same number of electrons as an atom of that element.But they have different number of neutrons which affects the mass number. For water (H 2 O), the elements hydrogen (atomic number 1) and oxygen (atomic number 16) each have three isotopes: 1 H, 2 H, and 3 H for hydrogen; 16 O, 17 O, and 18 O for oxygen. *The physical and chemical properties of HCl are different from those of H2 and Cl2. Properties of Radioactive Isotopes. They all have exactly the same mass, the same chemical properties, the same behavior in the presence of electric and magnetic fields; they emit and absorb exactly the same wavelengths of light waves. Isotopes has similar chemical properties but different physical properties. Isotopes of the same element have different physical properties (melting points, boiling points) and the nuclei of some isotopes are unstable and radioactive. Isotopes may be defined as atoms having the same atomic number but different atomic weights. Isotopes o Elements with the same number of protons but different number of neutrons o Ex. The symbol for an isotope is the chemical symbol (or word) followed by a dash and then the mass number. What is relative formula? This is because chemical properties (reactivity) are due to the electron configuration. Carbon-14 (14 C) … Radioactive decay is the process in which a radioactive atom spontaneously gives off radiation in the form of energy or particles to reach a more stable state. We know that number of electrons is equal to the atomic number. They have similar chemical properties because isotopes of an element have the same number of electrons as an atom of that element. of protons 8 8 8. Different isotopes of an element generally have the same physical and chemical properties because they have the same numbers of protons and electrons. c. The chemical properties of ALL of an element's isotopes are EXACTLY the same. The nuclei of any chemical element may have the same atomic number but they may differ in atomic mass numbers. Chemical properties depends on valence shell elevtronic configuration. Isotopes belongs to se element, hence same electronic configuration and same... 11protons,11 electrons and (23-11) 12 neutrons. All isotopes of uranium behave very much alike. The only way they differ from each other is by weight. Isotopes: Basics. Isotopes have the same number of neutrons but vary in their number of protons. Different atomic structure of the same element. No. Which of the following statements about the compound HCl is true? Isotopes are those atoms of same chemical element, which have same number of protons, but different number of neutrons, thus mass number is also different. For example, isotopes of hydrogen are , , and . Carbon-12 (12 C) is the most abundant of the carbon isotopes, accounting for 98.89% of carbon on Earth. Atoms need a certain ratio of neutrons to protons to have a stable nucleus. Isotopes of an atom have different physical properties but they exhibits the same chemical properties because neutrons have no influence on the chemical properties and the change or difference in neutrons will produce no effect on the chemical properties of the atoms. However they have different numbers of neutrons, which affects the mass number. The nuclei of isotopes contain identical numbers of protons, equal to the atomic number of the atom, and thus represent the same chemical element, but do not have the same number of neutrons. Why do different isotopes exist? Properties of Radioactive Isotopes. An isotope is named after the element and the mass number of its atoms. Different isotopes of an element generally have the same physical and chemical properties. Isotopes are atoms with the same number of protons but differ in numbers of neutrons. Isotopes have same chemical properties as the number of electrons present in them are same because only electrons participate in chemical reactions.While isobar compounds have same mass number but different atomic number and chemical properties depend upon number of electrons so isobars have different chemical properties. The chemical properties of the isotope of an element are similar. Different isotopes of the same element have the same number of electrons, so the nature of bonding between different isotopes of the same element should be the same, yet their melting points and boiling points vary. *Only the physical properties of HCl are different from those of H2 and Cl2. Do isotopes of an element possess different chemical properties ? Complete info about it can be read here. Usually, physical properties are different. (a) Since, isotopes of an element have the same number of protons and electrons; hence all the isotopes of an element show the same chemical properties, same electronic configurations, and the same number of valence electrons. So the chemical properties of isotopes are same. a. the properties are more like . Isotopes are elements having same atomic number but different mass number. Isotopes have a different number of neutrons in the nucleus. 2) Isotopes generally have the same chemical properties, but often different nuclear properties. (iii) Isotopes are atoms of the same element thus having same atomic number but different mass number. Isotope compound have same number of electrons. While the mass of individual isotopes is different, their physical and chemical properties remain mostly unchanged. Which statement comparing chemical and nuclear properties of isotopes is correct? Besides this, isotopes have nearly the same chemical properties. Isotopes are two or more types of atoms that have the same atomic number (number of protons in their nuclei) and position in the periodic table (and hence belong to the same chemical element), and that differ in nucleon numbers (mass numbers) due to different numbers of neutrons in their nuclei. b. Isotopes of an element have the same atomic number, but have different atomic masses. Isotopes do differ in their stability. Isotopes of an element have the same number of electrons and the same electron configuration. What percent (out of 100) atoms of an element would be that specific isotope (eg. What is the natural abundance of an isotope? B) Isotopes have different chemical and nuclear properties. of electrons 8 8 8 As a result, isotopes of the same element also have the same number of electrons and the same electronic structure. ... Because isotopes have different masses therefore different densities. all isotopes have the same number of protons and the same number of electrons. When we talk about the chemical properties of isotopes of a given element they are almost the same or i) Isotopes trace some of the protons with a different number of neutrons. The electron arrangement is the same owing to same chemical properties. What is different is the number of neutrons, The different number of neutrons all cause a difference in the … Atoms of the same element that differ in their numbers of neutrons are called isotopes. Isotope. View Answer. c. The chemical properties of ALL of an element's isotopes are EXACTLY the same. e. B, C, and D. All of the statements are true regarding isotopes Neutrons, … 19% of one Boron isotope and 81% of the other) You 1) Isotopes have different chemical properties, but generally the same nuclear properties. Isotopes do differ in their stability. Isotopes are the substances or species that contain same number of protons but different number of neutrons. Isobars are atoms of different chemical elements having equal values for atomic mass; 2. They are the subspecies of the same chemical element and occupy the same position in the peri­odic table, but have different physical properties. The element gold (Au) has 32 isotopes ranging from A = 173 to A = 204; As the atoms of isotopes have identical electronic structure, They have identical chemical properties and placed it in the same location in the periodic table. How do the properties of isotopes compare to properties of normal atoms? 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