How many protons, neutrons, and electrons?

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

A: The atomic number of an element is expressed as the number of protons and it is equal to the number…

Q: 72 For the elemental symbol Ge, how many neutrons are present?

A: We are given  G3272e mass number=72 Atomic number=32 atomic number = number of proton=32

Q: How many protons are in 3.141 grams of gold?

A: Given: Mass of gold=3.141 g To find: Number of protons Formula: Number of moles=MassMolar Mass

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: Differentiate between different isotopes of an element?

A: A number of atoms of some elements have been identified, which have the same atomic number but…

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: How do isotopes of a given element differ? How are they similar?

A: In the question, it is asked about the isotopes that what are isotopes and in what manner they are…

Q: the oxygen isotope with 7 neutrons

A:

Q: 10 3- mass #: # protons: # electrons: 56 Fe 26 element: # protons: # electrons: # neutrons:

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: How many protons and neutrons are in an atom of Pm-149? Number of protons Number of neutrons =|

A: given atom, Pm-149 its symbol is Pm61149

Q: How many protons, neutrons and electrons are present in an atom of 40Ca and 119Sn ?

A: The atoms considered are 40Ca and 119Sn.

Q: A helium nucleus has two protons and two neutrons. How many electrons does it take to equal the mass…

A:

Q: An isotope of mercury has 80 protons and 120neutrons. What is the mass number of this isotope?

A: The atom consists of 3 subatomic particles: Protons: They are positively charged particles present…

Q: Which statement about subatomic particles are true? Electrons are much lighter than neutrons.

A: Subatomic particles include electrons, the negatively charged, almost massless particles that…

Q: What isotope has 18 protons and 22 neutrons?

A: Isotopes are different forms of same element, having same number of protons in the nucleus but…

Q: How many protons and neutrons are in an atom of Li-7 ? Number of protons = | Number of neutrons =

A: Mass of an atom arises due to the presence of both protons and neutrons present in a nucleus. The…

Q: కా 1. Indi cate the number of protons and neutrons in the following nuclei: c) Dotassium - 39

A: Atomic number = number of protons Mass number = number of neutrons + number of protons If atom is…

Q: Zinc has 5 naturally occurring isotopes. How are these isotopes similar to each other? A) They have…

A: Isotopes are the species of same element which differ in terms of atomic masses

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: 25 12

A:

Q: What is the mass of iridium 2 most common isotopes and the numbers of protons and neutrons in each…

A: The elements which has same atomic number but different mass number is known as Isotopes. Iridium…

Q: If Chlorine has an atomic number of 17 and an atomic mass of 35, how many protons, neutrons, and…

A: Given that, Atomic no. of Cl = 17 Atomic mass of Cl= 35 then,

Q: 47 How many protons and neutrons are in an atom of Sc ? Number of protons = ? Number of neutrons

A:

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 is the difference between protons and neutrons?

A: We have to write the difference between protons and neutrons.

Q: 165, How many protons and neutrons are in an atom of Number of protons=0 Number of neutrons = [ Ho ?…

A:

Q: How many neutrons are there in chlorine Cl

A: Isotopes:  The atom has same atomic number but different mass number is called isotope.The stable…

Q: What is the name of the following atoms a) an atom? with 3 protons and 4 neutrons.

A: Given that, a)an atom with 3 protons and 4 netrons What is the name of it?

Q: Which chemical reactions are not possible according to Dalton's atomic theory? CC14 → CH4 N₂ + 3H₂…

A: Dalton's atomic theory tells how atoms are, how a chemical reactions takes place.Atomic theory has…

Q: Which statement about subatomic particles are true? Electrons are attracted to protons.

A: Electrons are negatively charge and protons are positively change particle, so by this opposite…

Q: What is the mass number of an element that contains 25 protons, 22 electrons, and 20 neutrons?

A: The given data contains, Number of protons = 25. Number of electrons = 22. Number of neutrons = 20.

Q: How many protons, neutrons, and electrons are contained in an atom of argon, which has an atomic…

A: The atomic number is determined by the number of protons. The number of neutrons is obtained by the…

Q: How many electrons are there in a neutral atom with 8 protons, 7 neutrons

A:

Q: Name the two parts of an atom, where you can find the following subatomic particles (protons,…

A: Atom is electrically neutral and consist of electron , proton and neutrons.  Electrons are…

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

A:

Q: How many protons and neutrons are in the nucleus of Kr-80?

A:

Q: How many protons, neutrons and electrons are there in a neutral atom of the isotope with the nuclear…

A: In a neutral atom Number of electron = Number of proton = Atomic Number  And  Number of neutron =…

Q: How many total numbers of a) protons, b) neutrons are in 1000 atoms of K-39

A: Answer: K-39 represents the potassium element with mass number 39 and we have to find out the number…

Q: What is isotope? Why is isotope notation important?

A: An element can be represented by the notation XZA, where X corresponds to the chemical symbol, Z…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.