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: How can iodine (Z = 53) have a higher atomic number yet a lower atomic mass than tellurium (Z = 52)?

A: An atom is made up of three particles namely, protons, neutrons, and electrons. The protons and…

Q: Fill in the information missing from this table. nuclide protons neutrons A 22 27 ? 52 130 77 Se 34

A:

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, neutrons, and electrons are there in a neutral atom of 199F? #neutrons # electrons…

A: Given symbol of the atom = 919FNumber of protons = ?Number of neutrons = ?Number of electrons = ?

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: The following scenes represent a chemical change. Which of the mass laws is (are) illustrated?

A: The law of conservation of mass states that the total mass present before a chemical reaction is the…

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: Fill in the table 325 39K 27A13+ 19 13 Number of Protons: Number of Neutrons: Number of Electrons:

A:

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: summarize the properties of protons, neutrons, and electrons?

A: Concept introduction: Atom mainly consist the electrons, protons and neutrons. Protons and neutrons…

Q: Match the following organic compounds with their functional group

A:

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: 40 How many protons and neutrons are in an atom of Number of protons = [] Number of neutrons = Ca?…

A: The objective of this question is to determine the number of protons and neutrons in an atom of…

Q: Mass Name Nuclear Symbol # Protons # Neutrons # Electrons Number selenide magnesium-26

A: The nucleus of  an atom consist of protons and neutrons where as electrons lie out site the nucleus.

Q: Which symbol represents the atom having 28 protons and 34 neutrons in its nucleus?

A: Atomic number: The atomic number (represented by the letter Z) of an element is the number of…

Q: Characterize elements and their isotopes.

A: Due to the discovery of various elements, it was very difficult to organize and study the…

Q: Is the statement inconsistent with Rutherford’s nuclear theory as it was originally stated? Why? A…

A: Given statements, A phosphorus atom has 15 protons in its nucleus and 150 electrons outside of its…

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: Ernest Rutherford fired very small particles at a thin gold foil. The diagram shows the path of the…

A: •Here experiment is showing that particles are bombarding on gold foil. •We can see most of…

Q: Differentiate between an ion and an isotope

A: In order to differentiate between two species it means the difference between the species needs to…

Q: Which of the three subatomic particles was discovered first—the proton, neutron, or electron? Which…

A: All matter is composed of atoms and atoms are made up of three subatomic particles- protons,…

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: 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: What subatomic particle is the primary concern of chemistry?

A: Bohr model gives information about three basic subatomic particles.

Q: What are isotopes? What is the percent natural abundance of isotopes?

A: Isotopes are stable as well as radioactive in nature.

Q: Determine the number of protons and the number of neutrons in isotope. 2311Na

A: The number of protons and the number of neutrons in isotope 2311Na can be identified as, Atomic…

Q: A B 0 Which of the following has the greatest mass? a particle neutron proton D ẞ- particle E…

A: The question is asking us to compare the masses of different subatomic particles: a neutron, a…

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: 25 12

A:

Q: How many electrons are in gold atom? Does protons also take part in chemical reaction?

A: Gold is a chemical element with the symbol Au and atomic number 79, making it one of the higher…

Q: The mass of one atom of 14' 14Silicon is 29.9738 amu. What is its mass mass deficiency (amu/atom).…

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: 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: Name the steps of the scientific method and apply them to an everyday problem you might solve using…

A: The scientific method is a systematic approach used in scientific inquiry to investigate and solve…

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: give the number of protons, electrons, and neutrons for Strontium-88

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: Fill in the information missing from this table. nudide protons neutrons 0 40 51 50 24 Cr 0 0 Z A ☐…

A:

Q: What is the difference between protons and neutrons?

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

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.