Which of the following plays the greatest role in chemical bonding number of protons in the valence shell O number of neutrons in the atomic nucleus O when the neutrons differ O number of protons plus electrons unpaired electrons in the valence shell

Q: two atms of an element have the same number of  protons electrons plus neutrons protons plus…

A: Atoms are the smallest constituent unit of ordinary matter that has the properties of a chemical…

Q: An atom that has lost or gained one or more electrons iscalled a(n)______ . If an atom loses an…

A: All compounds are made up of atoms. In order to get stability an atom can lose or accept electrons.…

Q: Which parts of an element do not vary in number?a. electronsb. neutronsc. protonsd. All of these…

A: Electrons are negatively charged. Protons are positively charged. Neutrons are neutral.

Q: The number of protons in a neutral (no charge) atom equals the number of O elements. electrons. O…

A: An ion is a an atom or molecule which is charge, either positively or negatively, based on the…

Q: An ion has 15 protons, 16 neutrons, and 18 electrons. The symbol for the ion is 31P3+. 31P3-.…

A: An atomic number of an element is identified by the number of protons present in its atoms. The…

Q: The atomic number of sulfur is 16, Sulfur combines with hydrogen by covalent bonding to form a…

A: Every element has smallest unit of matter called atom that retain the properties of an element.…

Q: Oe 2. An atom has 25 protons, 30 neutrons, and 25 electrons. What is the charge of the atom's…

A:

Q: The atomic number on an element tells us the number of

A: An atom is made up of three kinds of subatomic particles called protons, neutrons, and electrons,…

Q: number of protons to number of neutrons ratio in

A: Every element in the universe has a proton, neutron, and electron. The number of protons is similar…

Q: For 42He*2 The atomic number is f and there are are protons. The mass number is and there are…

A: The atomic number means number of proton in the nucleus while mass number is total number of proton…

Q: An isotope of sodium (Na) has a mass number of 22 and an atomic number of 11.how many neutrons does…

A:

Q: What is the basic units of matter and the defining structure of elements? a. Cell b. Atom c.…

A: Matter- It is any substance that takes up space, has volume and  has mass. It  exists in various…

Q: The atomic number of potassium (K) is 19 and the mass number is 39. How many neutrons does potassium…

A: Atomic number is defined as the number of protons in the nucleus of an atom . Mass number is defined…

Q: an atom whose number of electrons does not equal its number of protons is called... ion isotope…

A: Atom is the smallest unit of any matter that may be solid, liquid or gas. The core of the atom is…

Q: The most abundant form of carbon has an atomic number of 6 and a mass of 12. A small amount of…

A: Atom is the smallest unit of matter that can be divided into three namely, electrons (the negatively…

Q: If you added one more proton to an atom of iron, then what element would it become?   A. Cobalt   B.…

A: Proton carries a positive electrical charge and they alone determine the nucleus charge.Hence adding…

Q: Which of the following levels in the shell model of an atom can hold up to two electrons?   A. The…

A: The model of the shell is partially similar to the model of the atomic shell that defines the…

Q: Complete the following diagram illustrating ionic bonds. Atom X gives one electron to each atom Y.…

A: The atom is made up of three parts neutron, electrons, and proton. The neutrons are neutral and the…

Q: The atomic number on the periodic table tells us how many are in the atom. * O protons O neutrons O…

A: All biomolecules are made us of the basic chemical elements that why Biology and chemistry go hand…

Q: The nucleus of an atom contains:   a. neutrons and electrons   b. protons and electrons   c.…

A: An atom is the smallest unit of matter which is indivisible.

Q: Atoms of the same element that differ only in the number of neutrons are known as

A: Always the number of protons is same in atoms of the same element. Number of neutrons may vary for…

Q: Hydrogen will react with other atoms to get eight electrons in its outer energy level. True or false

A: hydrogen is an important atom in biology. Many of water's crucial, life-sustaining characteristics…

Q: Draw a perfect G-quartet and label all the atoms

A: G-quartet are the secondary structures which remain present in the nucleic acids. G- quartet…

Q: Carbon (C) has approximately the same electronegativity as hydrogen (H). Which of he following is a…

A: Methane was discovered and isolated during 1776 by a scientist named Alessandro Volta during his…

Q: 11H and 13H have (a) different chemical properties because they have different atomic numbers (b)…

A: The chemical properties of an element are not defined by the number of protons. Protons are…

Q: The name given to the atomic particle found outside the nucleus of an atom isa. proton.b. neutron.c.…

A: The smallest particle of matter is called an atom. It is the very basic structural unit of any…

Q: A sodium atom has 11 protons and 12 neutrons. What is the atomic number of sodium? Multiple Choice…

A: Atomic number is the proton number of a chemical element. It is represented by "Z".

Q: Carbon has several isotopes including 12C and 14C. These isotopes differ in the number of: O a.…

A: When two or more atoms of same element have the same atomic number (number of protons or number of…

Q: Atomic number equals the number of 8 or Охудen Atomic mass equals the number of 15.999 8. 30 3 Li…

A: An atom refers to the smallest unit of matter. It comprises protons, neutrons, and electrons.…

Q: Chlorine is an element with the symbol Cl. Draw and label atomic structure of chlorine indicating…

A: ATOMIC STRUCTURE  The Atoms consist of three basic particles: Protons Electrons Neutrons The…

Q: If you add an electron to fluorine, what will result? A) a negatively charged anion O B) a different…

A: Anion: negatively charged ion. Cation: positively charged ion.

Q: Magnesium has an atomic number of 12 and an atomic mass of 24. Which of the following statements is…

A: Magnesium is a chemical element with the symbol Mg and atomic number 12.

Q: Complete the following table Symbol # protons # electrons # neutrons Atomic Mass Number Number 6°CO…

A: The atomic number is considered as the number of protons exhibit in the nucleus. These protons…

Q: Oxygen has 8 protons, 8 neutrons, and 8 electrons. What is its atomic mass?(a) 8 (b) 16 (c) 24 (d)…

A: In the atmosphere, different elements, atoms, molecules are present like nitrogen, hydrogen, carbon,…

Q: Click on ALL of the characteristics that describe a PROTON. Found in the orbitals surrounding the…

A: option 2 ) Proton is a positive charge  option 3) the number of subatomic particle is known as…

Q: Which of the following has the highest iodine content?  Which of the following has the lowest…

A: Fatty acid: These are the most common lipids. Based on the type of bonds they are classified into…

Q: Which of the following is NOT a subatomic particle? molecule neutron O proton electron

A: Subatomic particle - Any particle that is smaller than atom is called subatomic particle. Subatomic…

Q: An isotope of sodium (Na) has a mass number of 22. How many neutrons does it have?a. 11b. 12c. 22d.…

A: Isotopes are members of a family of an element that all have the same number of protons but…

Q: Fluorine has an atomic number of 9. Which of the following is true of fluorine? D A. It will lose an…

A: It will gain an electron to become an anion. Cations are positively charged species. Anions are…

Q: Fill in this table regarding the parts of an atom. Particle Charge Function in Atom How does the…

A: Atom is the smallest unit of matter. Solid, liquid, gas, and plasma are different forms of matter…

Q: Atomic absorption spectroscopy is usually more sensitive than atomic emission spectroscopy because…

A: In case of Atomic Emission Spectroscopy (AES), when energy is absorbed by electrons, the electrons…

Q: At room temperature, all of the elements in group 18 (the noble gases) Are very reactive. Are not…

A: In the periodic table, group 18 is occupied by the noble gases. These are six in number and are…

Q: If an electron spends more time with one atom in a molecule and less time with another, the atom…

A: Electrons are charged particles and thus they interact strongly with the nuclei and the electrons of…

Q: Which of the following combinations describes the electron in the modern model of an atom? Onegative…

A: Atom It is a particle of matter that constitutes the nucleus and the orbits. The nucleus contains…

Q: The protons and neutrons are contained within the of the atom. Electron Cloud Atomic Center Middle…

A: All matter is made up of tiny indivisible and indestructible раrtiсles called аtоms, according to…

Q: 11

A: Ans- B

Q: A nitrogen isotope with an atomic mass of 15, and an atomic number of 7, must have: 7 neutrons and…

A: Elements are the atoms which are present in the atmosphere, there are different elements present.…

Q: Bonds between two atoms that are equally electronegative are _____.     ionic bonds     polar…

A: There are many types of bonds that exist between molecules for eg: hydrogen bonds, covalent bonds,…

Q: for the first 10 atoms from the periodic table determine: the atom full name and chemical symbol…

A: The first ten atoms in the periodic table are: Hydrogen Helium Lithium Beryllium  Boron Carbon…

Q: Using collision theory, indicate which of the following statements regarding physical nature of the…

A: Collision theory states that for a chemical reaction to occur the molecules must collide with…