What is distinctive about isotopes of elements, and why are they important?

Q: Which subatomic particle was discovered by researchers working with cathode-ray tubes?

A: Cathode ray tube experiment Cathode ray tubes are sealed glass tubes are sealed glass tubes that are…

Q: the isotope of baron with mass number of 10

A: Given : mass number = 10 And element is boron i.e B

Q: In what ways are isotopes are alike? In what ways are they different?

A: Isotopes are the atoms of same element having the same atomic number.

Q: The nucleus, the massive center of an atom, contains which two particles?

A: Nucleus is the massive part of any atoms . It contains mostly all the mass any element. Nucleus was…

Q: What are the physical and chemical properties of subatomic particles? (please provide many answers)

A: Answer -  Subatomic particles - subatomic particles are smaller than atoms. They can be composite…

Q: When does the number of Neutrons vary?

A: An atom consits of the electron,proton and neutron. The atomic mass of the atom depends upon the…

Q: What is the mass number of an isotope with an atomic number of 61 and that has 68 neutrons?

A:

Q: the oxygen isotope with 7 neutrons

A:

Q: Define and discuss isotopes.

A: Isotopes are atoms that contain same number of protons and different number of neutrons. Isotopes…

Q: What is meant by neutrons ?

A: The minute particle of a substance is called as an atom. Atom consists of subatomic particles.…

Q: What do all isotopes of an element have in common? How do they differ? Provide an example to explain…

A: Each element of the periodic table has an atomic number and mass number. The atomic number is…

Q: What can you say about the number of neutrons in the stable isotopes of fluorine, sodium, aluminum,…

A:

Q: Which particles account for most of an atom’s mass?

A: Atoms are the fundamental unit of matter consisting of neutrons, protons and electrons.

Q: Does the number of protons define the element? How?

A: Does the number of protons define the element? How?

Q: What is the mass of each isotope?

A: Isotopes are atoms of same elements which have same atomic number but different mass number. In…

Q: What does the nucleus of an atom consists of?

A: In an atom, three fundamental particles are present, proton, electron, and neutron.

Q: isotopes of each other

A: An isotope means the same atomic number, but different numbers of neutrons in the nucleus.

Q: Which statement about subatomic particles are false? Protons have about the same mass as neutrons.

A: An atom is made up of subatomic particles which are protons, neutrons and electrons.

Q: what are radioactive elements? Give examples

A: Radioactive elements:When an element is subjected to spontaneous degeneration of its nucleus…

Q: Define Isotopes ?

A: Isotopes are atoms of same elements which have same atomic number but different mass number.

Q: What is the mass number of an atom of calcium that has 21 neutrons?

A: We know ,  Mass number of an atom = number of proton + number of neutron

Q: What are the basic components of an atom?

A: Atom can be described as the building block of the chemistry where it is the smallest indivisible…

Q: Which demonstrates the existence of isotopes? a. 18 Ar and K b. ºC and EN c. 23 Th and 23 Th d. 7Z1…

A: Isotopes : Two or more forms of the same element that contain same atomic number (same number of…

Q: An atom containing 19 protons, 20 neutrons, and 19 electrons has a mass number of?

A: Given, Number of protons = 19 Number of electrons = 19 Number of neutrons = 20

Q: How are protons and neutrons similar? How are they different?

A: Similarities: Protons and neutrons have almost the same mass and are both located in the nucleus of…

Q: What are isotopes? Give examples and explain with a graph or figure

A: Atoms having same number of protons but dissimilar numbers of neutrons are referred to as isotopes.…

Q: List the three main subatomic particles?

A: Stable particles which Play important role formation of atoms of matters called as main subatomic…

Q: Isotopes have different atomic numbers but same mass numbers. (True / False)

A: Isotopes:  Atoms having the same number of protons (Z) but different number of neutrons (N) are…

Q: What are the different mass numbers of Isotopes ?

A: Different mass numbers of Isotopes are explained below,

Q: a. How many protons are in the nucleus of the isotopeIn-115?b. How many neutrons are in the nucleus…

A: a. How many protons are in the nucleus of the isotope In-115? b. How many neutrons are in the…

Q: What is the proper way to write an atom with 17 protons and 20 neutrons?

A: An atom basically consists of proton, neutrons and electrons. The protons and neutrons are present…

Q: Does an isotope have the same number of protons or neutrons?

A: Isotopes = Element with same Atomic No but different atomic mass are termed as Isotope  e.g. Two…

Q: An isotope of uranium is 238U. How many protons, neutrons and electrons are in this isotope?

A: Atomic number (Z) is defined as number of protons present in an atom.  In a neutral atom number of…

Q: How many neutrons are there in an atom of iron with a mass number of 52?

A:

Q: What is the mass number for an atom of osmium containing 76 protons and 112 neutrons?

A: The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of…

Q: An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the xenon isotope’s…

A:

Q: How many neutrons are in the nucleus of the isotope at -210?

A: The mass number is comprised of neutrons and protons. Here, the number of protons will be obtained…

Q: What is the mass number of an isotope?

A: Isotopes are those atoms which having same elements and they are having protons of same number and…

Q: An isotope that contains 4 protons, 4 electrons, and 6 neutrons.

A: Atomic number (Z) is equal to number of protons Mass number (A) is the sum of number of protons and…

Q: What are the number of protons, neutrons, and electrons in the following isotopes?

A: Atomic number of an element is equal to the number of protons present in it which is written as…

Q: Isotopes of an element have the same number of _______________________ but different numbers of…

A: Isotopes are those atoms of elements which possess equal protons. Their neutron numbers are…

Q: How do the terms atomic mass and atomic weight differ?

A: Atomic mass and atomic weight, both the terms are used for measurement of its quantity.

Q: What would be the approximate mass of a particle that has 48 electrons, 46 neutrons and 52 protons?

A: No of electrons = 48 No of neutrons = 46 No of protons = 52

Q: What is the difference between mass number and atomic number?

A: Atomic number:The atomic number of the element is the number of protons present in that element.Mass…

Q: What two particles are used to determine the mass number of an atom?

A: Given a three points  1-           proton 2-          neutron 2-          electron Determined the…

Q: Since different isotopes of the same element have the same chemical behavior, how can they be…

A:

Q: What is the difference between the mass number and the atomic number of an atom?

A: Mass number represents the sum of protons and neutrons present inside the nucleus of an atom.

Group 14 Elements

The following elements come under group 14 of the periodic table.