Draw two H covalently bound to one O to form a water molecule. (Lewis or Electron Dot) Which atom has the largest nucleus? To which atom are the electrons most attracted? Which atom(s) has a partial negative charge? Which atom(s) has a partial positive charge?

Q: Molecules that have the same formula but a different structure are called what? Why does a different…

A: Elements are chemical compounds that have the same number of atoms. Chemical compounds are made up…

Q: a) Identify the following as element (atomic or molecular), compound or mixture. b) Explain your…

A: An atom of a element is composed of a single nucleus with a unique number of protons surrounded by…

Q: How many electrons are in the outer shell of each of the following atoms?

A: Since, the question is incomplete, not provided with complete options, so here giving the…

Q: If you are told you have an element with an atomic number of 16 and its in group VIA. What does this…

A: In modern periodic table sulphur has atomic number 16 and it is a group VIA element.

Q: Which of the following substances will have the greatest lattice energy? MgS NaF MgO CaO

A: Lattice energy can be defined as the energy required to convert one mole of an ionic solid into…

Q: (v) State one way A and B is each adapted for its functions. (b) The diagrams below labelled X and Y…

A: The interatomic bond in NaCl, table salt, is a classic example of an ionic bond. It forms through…

Q: what are the parts of an atom located? What is the structure? what are these subatomic particles…

A: The structure, parts and subatomic particles of an atom.

Q: Fill in the blank, the parentheses are the choices for the blank: When a sodium atom loses a single…

A: Atom is neutral because it contains an equal number of protons and electrons. When an atom accepts…

Q: Look up antimony in the periodic table 1Z = 512. How many covalent bonds would you expect it to…

A: Antimony is a chemical element with symbol Sb and atomic number 51. It is lustrous grey metalloid…

Q: Magnesium atoms lose two electrons when they react. Write the symbol of the ion that is formed. Is…

A: Magnesium is a chemical element with the symbol Mg and atomic number 12. It is a shiny gray solid…

Q: Nitrogen’s atomic number is 7. Just from the atomic number, can you determine how many protons,…

A: The atomic number is by definition the number of protons, positively charged particles, contained…

Q: Is water polar, nonpolar, or an ion?

A: Molecules are made up of more than one atoms which are joined by chemical bonds.

Q: Many molecules are polar, yet they do not form significanthydrogen bonds. What is so unusual about…

A: Chemical bonds tie together molecules and establish transient links, which are important for life,…

Q: The atomic mass of an element can be used to determine A) the chemical properties of the element…

A: Atoms consist of three basic particles: protons, electrons, and neutrons. The nucleus (center) of…

Q: ZI A IZ НО. B OH IZ N H НО, E ZI .N.

A:

Q: Write the electron configurations of Co, Co2+ , and Co3+.

A: The electronic configuration of an element is a symbolic notation.

Q: The distribution of electrons across the shells of sulphur (atomic number = 16) is as follows…

A: The shells of a particular element can hold only a certain amount of electrons. This can be…

Q: Complete the table below, using the diagram of an atom shown at right. name symbol proton نوا e…

A: Introduction  Protons and neutrons have very similar masses.Electrons have almost negligible…

Q: Describe the electrical charge, mass, and location of the threemajor subatomic particles in an atom?

A: The Atom had been believed to be the smallest undivided particle possible in any element. Later on…

Q: A free radiacal is  a) Any charged particel  b) An atom or molecule with unpaired electron in the…

A: Ans- b) An atom or molecule with an unpaired electron in the outer shell The free radical define as…

Q: Which element is likely to lose an electron more easily, Mg or S?

A: Valency of an element is the combining power or combining capacity of the element  with other atoms…

Q: Where within an atom are the three types of subatomic particles located?

A: Atom is composed of tiny subatomic particles called protons, neutrons, and electrons.

Q: How does the bonding involved in a compound (nanoscopic interactions) influence the macroscopic…

A: A chemical bond is an attraction between atoms. This attraction may be seen as the result of…

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: what is a weak bond between hydrogen atom with a partial positive charge(usually O or N) and…

A: Chemical bonds.  In biology, there so many types of bond which help to bind atoms, molecules,…

Q: What are weak electrostatic bonds that result in a partial sharing of hydrogen atoms between…

A: A hydrogen bond is an electrostatic attraction between a proton in one molecule and an…

Q: electrons electron distribution harm living organisms valence electrons charge distribution atoms…

A: These paragraphs talk about the basic structure of an element, how the molecules and atoms play an…

Q: (a) A homogeneous mixture which contains water as a solvent is called (b) Ni(CIO4)2-6H2O is hydrated…

A: Mixture is the physical combination of two or more substances, where the identities are retained and…

Q: ionic bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence configuration

A: An attraction between molecules or atoms is termed as atomic or molecular bond. They are of many…

Q: What type of bond would form when electrons are sharedbetween an atom with stronger…

A: Covalent bonds form when electrons are shared between atoms and are attracted by the nuclei of both…

Q: The slight positive charge of a hydrogen atom in one water molecule is drawn to the slight negative…

A: Opposite charges attract one another.

Q: twice as many oxygen atoms as carbon atoms

A: Any substance which consists of more than one part is known as a compound. It has a fixed…