Different isotopes of the same element have the same atomic number. They have the same number of protons. The atomic number is decided by the number of protons. Isotopes have different mass numbers, though, because they have different numbers of neutrons.Also to know is, how are all of the isotopes of an element similar quizlet?
All isotopes of an element have the same atomic number, therefore, they have the same number of electrons/protons and therefore similar chemical properties. In what way do isotopes of an element differ? a nucleus is at the center of the atom, it contains most of the mass of the atom as well as protons and neutrons.
Secondly, why do all isotopes of an element have the same? Atoms of the same element that differ in their numbers of neutrons are called isotopes. Different isotopes of an element generally have the same physical and chemical properties because they have the same numbers of protons and electrons. Most hydrogen atoms lack a neutron and are just called hydrogen.
Consequently, how isotopes of an element are similar and different?
Isotopes of an element will contain the same number of protons and electrons but will differ in the number of neutrons they contain. In other words, isotopes have the same atomic number because they are the same element but have a different atomic mass because they contain a different number of neutrons.
How are isotopes identified?
Isotopes are identified by their mass, which is the total number of protons and neutrons. There are two ways that isotopes are generally written. They both use the mass of the atom where mass = (number of protons) + (number of neutrons).
What are the two main types of chemical bonds?
There are two main types of chemical bonds that hold atoms together: covalent and ionic/electrovalent bonds. Atoms that share electrons in a chemical bond have covalent bonds. An oxygen molecule (O2) is a good example of a molecule with a covalent bond.Why do isotopes of an element have different physical properties?
are determined by the mass number of the element. (iii) The physical properties of isotopes differ from each other because they have a different mass number but their chemical properties are the same because they are determined by an atomic number.Why do all isotopes of an element have the same chemical properties in what ways do isotopes of an element differ?
All the isotopes of an element have the same chemical properties because they have the same number of electrons. The isotopes of an element differ because of the number of neutrons it may contain. A covalent bond is formed when electrons are shared between atoms.What are the main types of chemical bonds?
There are three main types of bonds: ionic, covalent and metallic. These bonds occur when electrons are transferred from one atom two another, and are a result of the attraction between the resulting oppositely charged ions. This happens between atoms with an electronegativity difference generally larger than 1.8.Why are some isotopes Radioactive?
Many elements have one or more isotopes that are radioactive. These isotopes are called radioisotopes. Their nuclei are unstable, so they break down, or decay, and emit radiation. A: The nucleus may be unstable because it has too many protons or an unstable ratio of protons to neutrons.What is meant by covalent bond?
A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms. For many molecules, the sharing of electrons allows each atom to attain the equivalent of a full outer shell, corresponding to a stable electronic configuration.What force holds atoms together?
In an atom there are three fundamental forces that keep atoms together. electromagnetic force, strong force, and weak force. The electromagnetic force keeps the electrons attached to the atom. The strong force keeps the protons and neutrons together in the atom.What is a covalent bond What is an ionic bond?
Chemical Bonding The two extreme cases of chemical bonds are: Covalent bond: bond in which one or more pairs of electrons are shared by two atoms. Ionic bond: bond in which one or more electrons from one atom are removed and attached to another atom, resulting in positive and negative ions which attract each other.How do you know if an element has an isotope?
Look up at the atom on the periodic table of elements and find out what its atomic mass is. Subtract the number of protons from the atomic mass. This is the number of neutrons that the regular version of the atom has. If the number of neutrons in the given atom is different, than it is an isotope.What causes an isotope?
The isotopes of an element are all the atoms that have in their nucleus the number of protons (atomic number) corresponding to the chemical behavior of that element. But since they have different numbers of neutrons, these isotopes of the same element may have different radioactivity.How many electrons are in an isotope?
For example, if an isotope has a -3 charge, as with phosphorus (atomic number 15), then the number of electrons is three greater than the number of protons. Calculating the number of electrons then becomes 15+(-1)(-3) or 15+3=18, or 18 electrons.What do all isotopes have in common?
The atoms of a chemical element can exist in different types. These are called isotopes. They have the same number of protons (and electrons), but different numbers of neutrons. Different isotopes of the same element have different masses.How can we predict which elements are reactive?
The number of electrons in the outermost shell of an atom determines its reactivity. Noble gases have low reactivity because they have full electron shells. Halogens are highly reactive because they readily gain an electron to fill their outermost shell.What is isotopes and examples?
Elements are defined by the number of protons in the atomic nucleus. For example, an atom with 6 protons must be carbon, and an atom with 92 protons must be uranium. In addition to protons, the atoms of nearly every element also contain neutrons. These isotopes are called carbon-12, carbon-13 and carbon-14.Which element has highest number of isotopes?
xenon (Xe
What is an isotope simple?
isotope. An isotope of a chemical element is an atom that has a different number of neutrons (that is, a greater or lesser atomic mass) than the standard for that element. The atomic number is the number of protons in an atom's nucleus.What is the difference between an atom and an isotope?
Elements are made up of atoms which include protons and neutrons in the nucleus and electrons orbiting the nucleus. Isotopes are also elements but have a different number of neutrons. An atom is a nucleus with bound electrons, and an isotope is a way to distinguish between different types of nuclei. 
