A compound with a molar mass of about 42 g/mol contains 85.7% carbon and 14.3% hydrogen. What is its molecular structure?

Q: What role does electronegativity play in determining thebonding between atoms in a compound?

A: Electronegativity of a compound can be explained as the ability to attract the electrons that are…

Q: 1a)Which one of the follwoing is a covalent compound? Why? a)CO2 b)AlCl3 c) KBr d) Fe2O3…

A: Covalent compound : These are the compounds which are formed as a result of covalent bonding among…

Q: Why does structure formation in nature rely occur on the nanoscale? Select one:

A: The properties of the matter can be observed based on the size of the particles. The physical…

Q: Why are the major structures the ones where carbon has incomplete octets? Isn't the first rule for…

A: We have to see the octet of atoms .The compound which has complete octet are more stable .

Q: Which compound is most likely to contain ionic bonds? Justify your answer by showing your solution.…

A:

Q: Ethanol, or “grain alcohol,” has the formula C2H6O and contains an O¬H bond. Propose a structure for…

A: Given molecule: Ethanol which has a molecular formula C2H6O.

Q: why do NO2 and CO2 have different molecular shapes, even though their molelcular formula is so…

A:

Q: 1. Why do solid covalent compounds ( molecules) have low melting points?

A:

Q: use the concept of polarity of water and the base composition of the body to explain why the…

A: The human body contains approximately two-thirds water with much of the remaining material also…

Q: What two properties of an ion dictate whether it can fit into a molecule/crystal lattice?

A: In a crystal lattice, the ions or molecules are arranged in a definite order. In the crystal…

Q: What is the bond line structures of the following?

A: The bond line structure has been drawn in a Zig Zag fashion.

Q: Nitrogen oxides are pollutants and common by‑products of power plants and automobiles. NO2NO2 can…

A: The reactants given are NO and NO2.

Q: What is the molecular shape of a phosgene molecule, COCI2?

A: We have to determine shape of COCl2

Q: Why does the bond length separating the nuclei of two adjacent atoms get smaller as the number of…

A: The length of the bond is determined by the number of bonded electrons (the bond order). The…

Q: What is a triple bond?

A: Chemical bond is a kind of attractive force between atoms or molecule which results into formation…

Q: Define the term triple bond?

A: Solution- chemical between two atoms when that two atoms bonding with the six bonding electrons in…

Q: Define the term Hypervalent Molecules?

A: ANSWERE IS DISCUSSED BELOW :

Q: which factors favours the formation of covalent bond?

A: Covalent bonds are formed by sharing of electrons between atoms.

Q: 12a. Complete the Lewis structure of glycine by adding the five (5) hydrogens in the structure, lone…

A: Given :-  Molecular formula of glycine = C2H5NO2  To draw :-  Its lewis structure  Also determine…

Q: MgCl2 CaBr2 Al2S3 show the formation of ionic bonding, draw and illustrate

A: The elements have the ability to donate or accept electrons and form ions that can be positively or…

Q: Which of the following contains ionic bonding? Select one: a. SrF, b. Al С. НСІ d. CO e. OCl,

A: To achieve stability, an ionic bond is generated by the complete transfer of valence electrons.…

Q: Draw the Lewis Structure of I3 OR (I3 minus). How many total nonbonding electrons surround the…

A: Formula for determining the hybridization of central atom :-  x= (V+M-C+A)/2  V = valence electrons…

Q: Draw the Lewis dot structure and predict the molecular structure of OF2.

A: Lewis structure: Lewis structures are diagrams that show the bonding between atoms of a molecule and…

Q: Why are covalent compounds not solid at room temperature?

A: The correct answer is given below

Q: 7. Which of the following would you expect to have ionic bonds? A) CÓ B) FBr C) NF3 D) NaCl 8. Which…

A: ANS 7  IN CO molecule ,C has 4 valence electron  .it cannot form ionic bond to loose 4 electron and…

Q: Can you please determine the lewis structure, shape, and if it is polar or nonpolar for the species…

A: Given, Molecule: SiO2 Lewis structure = ? Shape = ? Polar or nonpolar = ? Lewis structure:…

Q: A compound with a molar mass of about 28 g/mol contains 85.7% carbon and 14.3% hydrogen by mass.…

A: Given Molar mass of the compound = 28 g/mol percentage of carbon=85.7% percentage of hydrogen=14.3%

Q: A compound, XF3, is 80.27% fluorine by mass. 1.Identify the element. 2.What is the molecular…

A: The percent composition of fluorine in the unknown compound (XF3) is 80.27%. This means that the 100…

Q: What kind of bond(s) is/are shown in the molecule below? NH2 N. O Covalent bonds only O Hydrogen…

A:

Q: This question is about the molecular structure of (SO4)2-. Is the valence shell electron pairs and…

A: Yes in (SO4)2- valnece sheel electron pairs is 4 so geometry is tetrahedral and hybridisation is…

Q: How are the principles of atomic and molecular structures applied by industry to benefit humans?…

A: *)usefulness of principles of atomic and molecular structures applied  by industry to benefit…

Q: Name the compound with the molecular structure shown. CH3 c=c CH, CH, CH,

A:

Q: Both N2O and SO2 have 3 atoms (1 central atom that is bonded to 2 outer atoms) but different…

A:

Q: What type of bonds would C gH 10 have? O All single bonds O Single bonds and a double bond O Single…

A:

Q: What is shown by the structural formula of a molecule or polyatomic ion? a) the arrangement of…

A: The structural formula of a molecule or a polyatomic ion represents how the different atoms are…

Q: What is the molecular geometry if you have a double bond, a single bond and 1 lone pair around the…

A: In VSEPR (valence shell electron pair repulsion) theory, in order to determine the shape of a…

Q: 1. How is the electronegativity of an element related to its bonding capacity? Elaborate the idea…

A: A bond formed by sharing or transfer of an electron between two same or different atoms is called…

Q: A compound with a molar mass of about 42 g/mol contains 85.7% carbon and 14.3% hydrogen by mass.…

A: The molecular formula of a compound denotes the exact number  and type of atoms present in it. This…

Q: 40. A compound with a molar mass of about 28 g/mol contains 85.7% carbon and 14.3% hydrogen by mass.…

A: The direct relationship among various atoms comprising the compound and molecular mass is given by…

Q: Draw the Lewis electron dot structures for these molecules, including resonance structures where…

A: As per the policy, we are allowed to answer only first three parts of a question.  For left parts of…

Q: Explain the properties of covalent substances ?

A: Introduction: Those chemical substances which are formed by the sharing of electrons are called…

Q: Which of the named compounds have correct structures? *

A:

Q: 3. How many single bonds are typically formed by the following atoms? a. Н b. N с. СI d. O

A: A single bond is a chemical bond which is formed by the sharing of electron between two atoms, is…

Q: 3. What determines: a) the electron geometry and b) the molecular geometry of molecules or ions?

A:

Q: What is ionic bonding? what is covalent bonding?

A: Chemical bonds are formed between atoms to complete the valence shells of the atom in order to…

Q: Why do NO2 and CO2 have different molecular shape, even though their molecular formula is so…

A: The Lewis structure or molecular skeleton is also known as electron dot structure. It is the…

Q: What is structure? Formula is C7H12O4

A: Given:  molecular formula C7H12O4 To construct the structure , observe the peaks and chemical shift…

Q: CCL4 is a nonpolar molecule, while CHCI3 and CH2Cl2 are polar molecules. Draw the Lewis structures…

A:

Q: Define the term Molecular Structure?

A: In chemistry, the molecules and compounds are generally represented in chemical formula or molecular…