Explain the quark model.

Q: Describe electromagnetic radiation according to its particle nature.

A: Electromagnetic spectrum involves different radiations from the lowest to the highest frequency…

Q: Define the term atomic nucleus?

A: Atoms are the building blocks of any matter. The composition of the atomic nucleus gives information…

Q: Which subatomic particle has a negative (-1) charge?

A: There are total 3 sub-atomic particles which are present in any atom.

Q: How and by whom was the electron discovered?

A: The electron was discovered by an English physicist J.J Thomson.  J.J Thomsom performed a…

Q: Determine how electrons are configured around a nucleus.

A: Atom is the basic unit of matter it consists of heavy positive mass at its center called nucleus and…

Q: Can neutrons in the nucleus of a particular element do vary ?

A: Atom consist an nucleus having positive charge. Nucleus consist proton and neutron.

Q: 19. What is an ion?

A: Ions constitute the ionic compounds. Sodium chloride is an example of ionic compound which contains…

Q: 3. Explain the statement , Matter and radiation have “dual nature.”

A: The matter is that substance which has its own mass and occupies some space.Light or radiation are…

Q: What is the ground state of the atom?

A: An atom is a minute particle consisting of a nucleus. Nucleus consists of protons and neutrons. The…

Q: Which is the electron configuration for an atom of atomic number 18?

A: We have the atomic number as 18,  We have to write the electronic configuration for this atom.

Q: How many 7s electrons are in Ra?

A: The number of 7s electrons are in Ra has to be given,

Q: Use the atom builder interactive to determine whether each nucleus is stable or unstable.

A: For a stable nucleus the ration of numbers of neutrons and number of protons must be 1:1 for…

Q: Discuss Neutron-to-Proton Ratio?

A: In an atom, the atomic number indicates the number of protons present in an atom of an element. The…

Q: what are drawbacks of bohr atomic model?

A: Bohr’s atom model is only primarily for hydrogen atom.It could not explain spectra of multi-electron…

Q: List the components of an atom

A: An atom is the smallest particle of matter that participates in a chemical reaction other than…

Q: define atomic mass and atomic number?

A: Atomic mass is the quantity of matter contained in an atom of an element. It is expressed as a…

Q: Define atomic radiation.

A: Radiation : 1. It is a flow of atomic and sub-atomic particles and of electromagnetic waves which…

Q: Talk briefly about what is the history of the evolution of atomic models from Greece to the current…

A: Atomic theory is the definition of the natural science of atoms and the elements that include the…

Q: Describe the structure of a typical atom. Identify where each subatomic particle is located.

A: An atom is composed of two regions: the nucleus, which contains protons and neutrons and is in the…

Q: Which atom has the largest number of neutron

A: Since no options are provided, it is assumed that the largest number of neutrons in an atom in the…

Q: Which atoms have the same mass number? Explain the answer.

A: ANSWER IS DISCUSSED BELOW :

Q: a. Explain how atoms of different elements differ from one another.b. Explain how atoms of different…

A: a).

Q: Write the electron configuration for an atom with 13 protons and 14 neutrons.

A:

Q: What is a stable isotope of lithium? How many electrons does it have?

A:

Q: Describe the general structure of the nuclear model of the atom

A: Rutherford's atomic model is known as the general structure of the nuclear model of atom. This model…

Q: How many electrons would it take to equal the mass of a helium nucleus?

A: The helium atom has 2 protons, 2 neutrons and 2 electrons. The mass of helium nucleus depends only…

Q: Why is the number of electrons not part of the mass number of an atom?

A: The reason for the number of electrons not part of the mass number of an atom  has to be given.

Q: How did Max Planck explain the fact that metal will glow different colors when heated?

A: Max Planck has studied the emission of light by means of hot objects. He observed a heated metal…

Q: Define neutron

A: Atoms are the building blocks of the matter. Earlier, atoms were considered to be indivisible and…

Q: Explain why the atomic mass of an element is an average mass

A:

Q: Define radioactive isotope

A: Isotopes are variants of a particular chemical element which differ in neutron number, and…

Q: Atoms which have the same atomic mass but different atomic numbers are isotopes of one another.

A: Atoms which have same atomic mass but different atomic number are called isobars .

Q: Describe Rutherford’s nuclear theory?

A: Rutherford, in his experiment, directed high energy streams of α-particles from a radioactive source…

Q: Classify the following as either a fermion or a boson: (a) an electron. (b) a proton. (c) a neutron.…

A: Fermions are one of the two fundamental classes of particles. It is explained by Pauli's exclusion…

Q: Complete the electron configuration for F.

A: The arrangement of electrons of an atom or molecule in atomic or molecular orbitals is known as…

Q: What are Core Electrons? Give some examples?

A: The electrons in an atom can be divided into two categories. They are valence electrons and core…

Q: Which is larger, a neutron or an electron?

A: A neutron is a neutral subatomic particle present inside the nucleus of an atom, whereas an electron…

Q: Fill in the chart below: Particle Charge Location Relative Size proton neutron electron

A:

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

A: Atom is considered as the smallest particle of matter. There are various models for describing the…

Q: What are the main components of an atom ?

A: The main components of an atoms has to be given.

Q: Use the Atom Builder interactive to identify each nucleus as stable or unstable.

A: In the given diagrams the purple sphere represents the number of protons and the white spheres…

Q: Do isotopes have the same chemistry among each other? Do they have the same electron configuration?

A: Isotopes of an element have same number of protons with different number of neutrons in the nucleus.…

Q: What is the electron configuration for silver in

A: To write the ground electronic configuration of Ag2+ and Ag+ Electronic configuration of an atom is…

Q: Write the shorthand electron configuration for Rhodium

A: The name of the given element is Rhodium. It is illustrated as 'Rh'.