What defines an element?

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: What are the properties of Metals and Nonmetals?

A: Elements are the class of pure substance that is made up of only one kind of particles. They can be…

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

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

Q: What are the 50 elements and their symbols?

A: An atom is the basic and fundamental unit of matter. An atom consists of electron and the nucleus in…

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: what elements are considered a diatomic element?

A: An element is a substance that cannot be broken down into simple components and it is made entirely…

Q: Isotopes means; same element can have different masses.

A: Isotopes mean;  same element can have different masses: True Explanation:  Isotopes are a family of…

Q: Explain the Components of Atoms?

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

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: 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: Atoms of the same element that have different atomic masses are called isotopes

A: An isotope is a variation of an element that possesses the same atomic number but a different mass…

Q: Describe the atom and its components.

A: atoms are the smallest things in the universe and could not be divided. We know that atoms are made…

Q: Which subatomic particle(s) are found in the nucleus of the atom? Enter the subatomic particle or…

A: To find : Which subatomic particles are found in the nucleus of the atom.

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

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

Q: Most elements are classified as _____. a.) metalloids b.) noble gases c.) metals d.) nonmetals

A: There are many elements in the periodic table with differing physical and chemical properties. Some…

Q: Provide a definition for the term atom

A: Answer  Definition of atom

Q: Differentiate between elements and atoms?

A: Atoms and elements are the major constituents present in every substance. Atoms and elements are…

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

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

Q: If a neutral atom of an element has 19 electrons and 14 neutrons, its atomic mass is??

A: Given  Number of electron = 19 Number of neutron = 14  atomic mass = ?

Q: the number of protons in an atom is equal to the atomic number true or false?

A: Given statement :- The number of protons in an atom is equal to the atomic number  To determine :-…

Q: What kinds of atoms exist?

A: Atom is the most fundamental part of an element. According to Dalton's theory atoms are indivisible…

Q: How are isotopes depicted in an atomic symbol?

A:

Q: An atom can be thought of as being

A: There exist three types of atoms with a single proton in their nucleus. These are the isotopes of…

Q: What is atom

A: The atom is the smallest unit of matter that is composed of three sub-atomic particles: the proton,…

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: How is the chemical symbol of an element determined? Write in Essay form.

A: An element is defined by it's number of elements . Till now there are totally 118 number of elements…

Q: Define atomic mass

A: The basic unit of matter is an atom. The physical and chemical nature of an atom is defined by its…

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: Are two atoms of the same element identical ?

A: Element are pure substance and cannot be break down into other substance by any means that is…

Q: Does uncertainity principle is applicable to all subatomic particles?

A: For the subatomic particles, their exact position and the exact velocity cannot be determined at the…

Q: Which subatomic particles have a negative charge?

A: A typical atom consists of three subatomic particles: protons, neutrons, and electrons. Protons and…

Q: the element manganese (Mm

A:

Q: An example of an element is:

A: We know that,  In modern periodic table, 118 elements is present.

Q: How is the chemical symbol of an element determined?

A: The chemical symbols of the elements can be determined as follows;

Q: whats difference between an atom and an element?

A: The atom and an element are to be differentiated.

Q: What determines the element?

A: The substance which is formed from one type of atom is known as an element.

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: 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: An element has three naturally occurring isotopes with the following masses and abundances: Isotopic…

A:

Q: How are the elements formed with the concept of atomic number?

A: Because in a neutral atom, number of protons = number of electrons = atomic number (Z)

Q: what element has 27 electrons and 29 neutrons ?

A: Element consist of Atoms. Atoms may consist of subatomic particle that is electron, proton and…

Q: What is the relationship between an isotope’s abundance in nature and an element’s atomic mass…

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

Group 14 Elements

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