The modern periodic law states that elements are arranged according to increasing (atomic mass/atomic number).

Q: of IT electrons this

A:

Q: Understand how to interpret the periodic table ofelements.

A: Introduction: Periodic table: Periodic table are the series of elements where the elements are…

Q: Refer to the periodic table and determine the atomic number and atomic mass for sulfur.

A: Sulfur is the gaseous element. It is the member of Chalcogen (Oxygen) family. And, it lies in Group…

Q: What is the number of neutrons of the given element?

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: A chemist repeats the gold experimentbut she uses of aluminum atomic number 19) of gold (atomic…

A: Aluminum foil is usually about 0.03mm in thickness while gold (more malleable than aluminum) can be…

Q: The Periodic Table of Elements is arranged based on the atomic number. Hence, it is arranged based…

A: General chemistryThe Periodic Table of Elements is arranged based on the atomic number. Hence, it is…

Q: The diagram below depicts a lithium atom with three protons and four electrons. Calculate the charge…

A: Lithium belongs to group 1. The atomic number of Li is 3 and it's electronic configuration is 2,1.

Q: what group number is lanthanide in periodic table?

A: Lanthanides are belongs to f-block elements. These f-block elements are called inner transition…

Q: If you change the number of __________ , the atom becomes a different element.

A: If we change the number of Protons, the atom becomes a different element.

Q: What is the number of electrons of the given element?

A:

Q: Atoms of the same element can differ in is called Isotope.

A: Atomic number (Z) is defined as number of protons present in an atom.  In a neutral atom number of…

Q: Which two elements on the periodic table are in the same period?

A: By studying the periodic table we can easily find out the elements present in same period.  Periods…

Q: Atoms consist of ________ that are positively charged; neu-trons, which carry a ________ charge; and…

A: Given: Atoms consist of ________ that are positively charged; neutrons, which carry a ________…

Q: what is the total number of neutrons in hydrogen atom?

A: The atomic number of hydrogen is 1, so there is a one number of proton and the number of neutron is…

Q: Which of these atoms have the less mass

A: Number of protons and neutrons tells the atomic mass of the element. Higher the number of electrons…

Q: State the definition of element.

A: The definition of element has to be given.

Q: What is the number of protons of the given element?

A:

Q: State the atomic number for each of the following elements. (a) ferrum (b) cuprum (c) stannum (d)…

A: Atomic number of an element is equal to the number of electrons or number of protons in an atom.

Q: A: Where on the periodic table, are the metals located?  B: Where on the periodic table, are the…

A: Periodic table is a table in which all of the elements are situated together. On left side there are…

Q: The atomic number, which defines the element is always equal to the total number of

A: Every element is made up of atoms . Atoms consists of electrons , protons and neutrons. These are…

Q: The number of neutrons in the nucleus of the isotope 22Na is

A: The number of neutrons

Q: How can you calculate the average atomic mass of two isotopes,

A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,…

Q: In any atom ,the atomic number is equal to the number of And the number of.

A: Atomic number is a number that can be used to uniquely identify an element. In periodic table atoms…

Q: Most of the mass of an atom is located in the: Most of the volume of an atomic is occupied by the:

A: Atom mainly consists of the number of three subatomic particles that are proton, electron, and…

Q: the major portion of an atom's mass consist of

A: Atom Consists generally basic three particle-1. Electron,2.Proton 3. Neutron. there are two part-…

Q: elements given below is of

A: Melting point depends upon crystal lattice system means if atoms of Element are smaller in size then…

Q: Which of these atoms Sulfur, Heli Explain.

A: Those atom which completed its octate will not surve as central atom

Q: Most of the mass or weight of the atom is in

A: Correct Ans - Nucleus Most of the mass or weight of the atom is in the nucleus.

Q: When the elements are arranged in order of increasing mass, certain sets of properties recur…

A: In Dmitri Mendeleev and Lothar Meyer periodic table, the elements are arranged in order of…

Q: Which part of the atom has most of mass ?

A: Most of an atom's mass is in its nucleus.

Q: Protons, electrons, and nucleus are also called ____?

A: Protons, electrons, and nucleus are also called atom. Protons, electrons and neutrons are combined…

Q: Enter the symbol of the element which would have 2 electrons and -1 charge

A: The symbol of the element which would have 2 electrons and -1 charge is to be determined.

Q: An example of an element is:

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

Q: Halogens elements are in group?

A:

Q: 12. Given the elements name and its mass

A: The isotopic symbol in addition to this also known as the nuclear notation allows a very simplistic…

Q: defines the + of an : . It is the number of • found in the of every of that . Number of are always…

A: Although, options are not provided still I answered the question with bets suitable fill in the…

Q: Overview of periodic table: Periodic Table, and properties of elements.

A: The idea of the characteristics of elements is given by the periodic table where elements are…

Q: What is the mass of theis example explain

A: Explainination :      In mass spectroscopy, neutral organic molecule (M) in the vapour or gaseous…

Q: 11) Calculate the number of atoms of each element: 5Na,SO,

A: according to mole concept one mole of any species contains avagadro number of atoms,  molecule and…

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 is the mass of exactly 230 Sodium atoms in amu (atomic mass unit)?

A: Find solution below

Q: Which element is in a different. Then the rest oxygen ,Neon carbon, chlorine

A: The elements can be differentiated on the basis of their chemical reactivities.

Q: What is the number of atoms in element Pt?

A: The Pt symbol is used for the platinum and it is a member of the VIII B group thus it is a…