Describe our current understanding of an atom?

Q: Define isotope

A: Define isotope

Q: what is used to determine an atom's weight and atomic number?

A: There are several use of atomic number and atomic weight of any atom as__ A=Z +n  Where  A is atomic…

Q: List the three different subatomic particles present in an atom and their symbol?

A: J.J.Thomson gave some facts to prove that atoms are not the fundamental form of matter. According to…

Q: Some chlorine atoms have an atomic mass of 37, while others have an atomic mass of 35. What is the…

A: The mass number of an atom is the sum of proton and neutrons present in that atom.  Mass number =…

Q: 2. Define these terms and explain why these names are used for of elements: a. Family

A: Element  are  the pure substance consisting only of atoms  and  elements cannot  be broken down into…

Q: what was johns dalton initial research focus was and what he eventually contributed to early atomic…

A: Johns dalton first introduced atomic theory in chemistry.He gave three laws.These are i-Law of…

Q: List the three subatomic particles that compose atoms and give thebasic properties (mass and charge)…

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

Q: Explain the Components of Atoms?

A: The smallest and fundamental unit of matter, which leads to formation of chemical element is atom.…

Q: Describe the general structure of an atom and its isotopes.

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

Q: How many isotopes of chlorine exist in nature?

A: The element chlorine has two isotopes, chlorine–35 and chlorine–37.

Q: DescribeThomson’s plum-pudding model of the atom?

A: The Plum Pudding Model is given by J.J. Thomson, in 1904. J.J. Thomson had given this Plum- pudding…

Q: 3 major subatomic particles that make up an atom

A: Earlier it was believed that an atom is the smallest particle that is the building block of…

Q: List the three subatomic particles that compose atoms and give the basic properties?

A:

Q: What subatomic particles will be found in the nucleus of an atom ?

A:

Q: Describe the early Greeks' idea of the atom?

A:

Q: define element and atom?

A: An element is a pure substance made up of only one kind of atom. An atom is the basic unit of all…

Q: Characterize elements and their isotopes.

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

Q: If an atom has 35 protons in the nucleus,how many electrons will it have orbiting the nucleus?

A: An atom contains three sub-atomic particles. These are protons, neutrons and electrons.

Q: Describe the general arrangement of subatomic particles in the atom?

A: The arrangement of subatomic particles (electrons, protons, neutrons) in atom:Atom is the basic unit…

Q: If a certain atom is composed of 5 neutrons, 5 electron and 5 protons. The net charge is said to be

A: Atoms are composed with nucleons (protons and neutrons) and electron.   Charge of a…

Q: Provide a definition for the term atom

A: Answer  Definition of atom

Q: How do the three subatomic particles differ?

A: An element is the simplest substance present in a substance and it cannot be further divided into…

Q: How many electrons are in an atom of In?

A: Indium is the 49th element in the periodic table Its atomic number is 49 Its atomic mass is 114.82 u…

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: Create a timeline using illustrations and text showing on how elements form with the concept of…

A: The  timeline using illustrations and text showing how elements form with the concept of atomic…

Q: What did Ernest Rutherford discover about the structure of an atom ?

A: Rutherford carried out alpha-particles scattering experiment by the bombardment of high speed…

Q: Potassium has an atomic number of 19 and an atomic mass of 39 (ignore the possibility of isotopes…

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Q: What are the atomic models, explain the most modern one

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Q: What does the ‘Symbol’ tell you about what particles are in an atom or ion?

A: An atom is in solid,liquid or gas satate  Like as  Na(g) Li(g)  While for ion aqueous is mention…

Q: Define Isotopes ?

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

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: What does the atomic structure or the atomic number tell us about the identity of an element?

A: We have to tell what does the atomic structure or the atomic number tell us about the identity of an…

Q: Describe what you think happens on an atomic scale when you push a pencil across a piece of paper…

A:

Q: Define atom. List the subatomic particles, and describe their relative masses, charges, and…

A: Chemistry is the branch of science concerned with the composition, structure, properties, and…

Q: Design a concept map that compares and contrasts the atomic ideas proposed by Democritus and John…

A: These are different atomic theories and in next step two are explained. Ancient Greek Beliefs.…

Q: What does the tool called symbol tell you about what parts are in an atom or ion

A:

Q: Create a timeline for the development of atomic theories from before the common era until the…

A: The extremely smallest particle of matter which cannot be further broken down to even smaller…

Q: If an atom has 18 electrons, how many protons does it have?

A: An atom constitutes of electrons, protons and neutrons. The nucleus of atom contains proton and…

Q: Name and describe the components of an atom

A: Atom is the basic unit of matter All the matter in this universe is made of atoms.

Q: Describe the basic parts of an atom

A: The nuclear theory of the atom is given by Rutherford which has the following basic parts. In the…

Q: define atomic number and atomic mass? Who discovered the concept of atomic numbes?

A: The atomic mass of an element is defined as the total mass of one atom of an element. Its unit is…

Q: Give a Characteristics of an Atomic?

A: Solution-   An atom has three subatomic particles The nucleus has a well-charged atomic center and…

Q: How does matter contrast with elements, atoms, and isotopes? Explain step by step how matter…

A: The given question asks to explain three differences, first between matter and elements, second…

Q: What are the three subatomic particles of an atom?

A:

Q: Create a timeline using illustrations and text showing on how elements form with the concept of…

A: Interpretation -  To create a timeline using illustrations and text showing on how elements form…

Q: Discuss in chronological order the different atomic model.

A: Atomic models

Q: what are isotopes

A: The different variants of a particular element, that are differed by the number of neutrons. In…