The purpose of this assignment is to help you become more familiar with the atomic structure of some common elements by completing the chart below. For each element you have been given enough information to fill all of the blanks. # Valence Isotopic Atomic # Symbol Mass # # Protons Isotopic Name neutrons electrons elec. 4 12 12 30 65 2.

Q: Consider this ionic isotope. The identity of the element is missing. 35 22- 16 Which three…

A: We have to choose the identity of the missing elements from the given options.

Q: 3. If "Ga and "Ga occur in the %'s 62.1 and 37.9, calculate the average atomic mass of gallium…

A: Solution of question 3 Given, The abundance of 69Ga = 62.1% The abundance of 71Ga = 37.9% Formula…

Q: A sample of the element Phosphorus is shown to have a mass of 33 and a charge of -3. How many…

A: The atom of an element is made up of sub-atomic particles. The major sub-atomic particles of an atom…

Q: A specific isotope of element X has 64 protons, 77 neutrons, and 61 electrons. What is the mass# of…

A: 1)Given that, no. of proton= 64 no. of neutron=77 no. of electron=61 thus,

Q: A certain particle contains 23 electrons, 30 neutrons, and 26 protons. Show the full symbol…

A: We have given that  A certain particle contains 23 electrons, 30 neutrons, and 26 protons. Show the…

Q: A Chemistry student at Agora is calculating the average atomic mass of Potassium using the following…

A: Given, Relative abundance of potassium  Isotope of K Relative abundance K-39 93.12 % K-41…

Q: # of protons Element Atomic # of Mass number # of electrons symbol number neutrons 23 51 23 77 115…

A:

Q: Helium-4 Oxygen-15 carbon-14 carbon-12 carbon-12 14C 12C^1 12C-2 X 150 4He 6 X 6 X 6 2 8 > 14 12 12…

A: As per the rules, only the first three sub-parts can be answered. Please repost the complete…

Q: Identify the elements in each chemical formula and tell how many atoms of each are present. a. K 2Cr…

A: The number of atoms are mentioned at their subscript. Number of atoms present in the given chemical…

Q: 110. Fill in the blanks to complete the table. Number of Number of Number of Symbol A Protons…

A: The table is given below,

Q: There are only two naturally-occuring stable isotopes of copper, the masses of which are listed in…

A: Answer:

Q: Numbe Electro Atomic Number of Number of Total Electric Isotope Name (wimass number) Number Neutrons…

A: " Since you have posted a question with multiple sub-parts , we will solve first three sub-parts for…

Q: Fill in the blanks in the table below. paper to find those values.) Element Name Atomic # # of…

A: The atomic number is the number of protons in the atom. The mass number is the number of protons and…

Q: On planet X431A, the isotopes of carbon, C , have the following natural abundances: Abundance (%)…

A: #Q.1: Data given for planet X431A Given the atomic mass of 1st isotope, M1 = 12.000 amu Fractional…

Q: 8. Complete the chart below on the composition of each neutral and charged atom below: number of…

A: Number of protons = Atomic number Number of electrons in neutral atom = Atomic number  Number of…

Q: An element has a mass number of 20, it has 9 neutrons and has lost an electron. Write the isotope in…

A: Concept based on the mass number of an isotope, writing out the electronic configuration of ions and…

Q: How do you know that each element match up to their letter descriptions? I want a small explanation…

A: Names and Symbols of the ElementsEvery component has a name. A large number of these names are now…

Q: 2. Write the atomic symbol ( zA) for the following a) the element with 8 protons and 18 neutrons b)…

A: 1. Z= atomic number= no. of proton in an element A= mass number= Z+ no. of neutron As per the…

Q: Compare the elements Mg, N, O, Be with regard to the following properties: You may need to use the…

A: The elements given are Mg, O, N and Be.

Q: Magnesium (Mg) combusts in air to give a brilliant white light that has been used in photographic…

A: Mass of Mg = 10.0 g Molar mass of Mg = 24.305 g/mol Heat produce when 1 mol reacted = -601.6 KJ/mol…

Q: An element X is composed of the isotopes X-14 and X-15 (see data table for mass and percent…

A:

Q: Which of the following represents isotopes? 1. The different mass numbers of an element. 2.…

A: Two substances are said to be isotopes of each-other if they have the same atomic number but…

Q: Which statement is NOT a part of Dalton's atomic theory? The atoms of each element are unique.…

A: we know dalton's atomic theory According to dalton's theory, all matter, the element or compound and…

Q: Be sure your answers have the correct number of significant digits. mass natural isotope Ox10 (amu)…

A: The average atomic mass of element is equal to the product of the masses of the isotope and its…

Q: Write the complete symbol, including mass number and atomic number, for each atom. contains 28…

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

Q: Isotope Mass Number Protons Neutrons Electrons 35 Cl 37 Cl

A: For a given isotope notation, we can determine the mass number , protons , neutron and electrons.…

Q: Element Atomic Symbol Symbol Be 121 Sb 51 Atomic Mass Number Number 8 Protons Neutrons Electrons 51…

A: -> Atomic number = number of proton = number of electron (for element) -> Atomic mass = proton…

Q: The protons and neutrons of three carbon isotopes are shown. Carbon-12 Carbon-13 Carbon-14 Which…

A: 1.) Isotopes are elements which have same atomic number but different mass number. Isotopes of an…

Q: Determine the number of subatomic particles of an atom given its mass number and

A: Either one of the thing is given atomic mass/ atomic no/ no of electron/proton/neutron or  name or…

Q: 3. Fill in the blanks. Add any missing symbols and'or numbers to the ateomic symbol. (Assume all…

A:

Q: There are electrons, _protons, and_neutrons in an atom of 146C. O 6, 8, 6 O 6, 6, 14 O 6, 6, 8 O 6,…

A: Carbon -14  Atomic number -6  Mass number -14  No. Of electrons = No. Of protons = Atomic number = 6…

Q: Identify which of the following chemical processes results in an increased in entropy of the system.…

A:

Q: Identify the correct atomic notation for the element that has 37 protons and 43 neutrons O Br 43

A: The "AZ" notation is a shorthand for the chemical symbol and atomic number and mass number of an…

Q: C. The Atom Name of Element Symbol of Element Atomic Mass Protons Neutrons Electrons Number Number…

A: To calculate the number of electrons, protons, neutrons we need to know the following formula:…

Q: Write the atomic symbol, including the atomic number and the mass number for each of the following…

A: As we know atomic number is equal to number of proton. And mass number is the sum of the numbers of…

Q: Atomic Number

A:

Q: Diane, Timothy and Ira were having a discussion about isotopes and the tendency to react. Which do…

A: Please find your solution below : Isotopes are the atoms of same element that have same number of…

Q: Fill in the missing information about the atoms in the table below. number of electrons symbol…

A: Step 1:Given the elements are Br, I and F.number of protons = atomic number = number of…

Q: 1. The atomic number of lithium is 3. How many neutrons does an atom of lithium have if it is…

A: The objective of these questions is to understand the atomic structure of different elements and…

Q: . What do you have to change in order to change the identity of an atom  2. find oxygen on the…

A: 1. Atom has its mass centered and named as Nucleus which is made up of neutrons and protons. If…

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.