what chemical substance is formed when the −H and −OH ends are joined?

Q: The enthalpy change for the reaction between two molecules of carbon oxysulfide (COS) to form one…

A: Enthalpy change= -3.2* 10-24 KJ Convert KJ to KJ/mol = -3.2* 10-24 * 2* 6.023* 1023 = - 3.85472…

Q: are excellent conductors of electricity? in solution and in liquid state e3 The ions are locked into…

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Q: Draw the Lewis structures of all the molecules involved in the reaction (remember the balancing…

A: In CH4​, carbon contributes 4 valence electrons, and each hydrogen contributes 1 valence electron,…

Q: Based on the bond energies for the reaction below, what is the enthalpy of the reaction? HC≡CH (g) +…

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Q: Draw the Lewis structure for the tribromide  Br−3  ion.

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Q: ank the elements or compounds in the table below in decreasing order of their boiling points. That…

A: The ionic compounds are held together by strong attraction of opposite charge ion ,that is cation…

Q: CHOH OH H H OH H H CH H OH H OH H OH OH

A: The given structure belong to a disaccharide molecule in which two sugar (carbohydrate) molecule is…

Q: In a particular covalent compound, sulphur forms a single bond and contains three lone pair…

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Q: What is the enthalpy change, Delta Hrxn, for the following reaction?       2 NaOH (s) + CO2 (g) →…

A: Given reaction 2 NaOH (s) + CO2 (g) → Na2CO3 (s) + H2O (l) From the literature, standard values

Q: Consider the reaction: BF, + F → BF according to Lewis, this is an acid-base reaction

A: Lewis Acid - Base  * The substance or Molecule which gain the electron is called as Lewis Acid . *…

Q: 1. Draw Lewis structures for each of the following molecules or polyatomic ions. State whether they…

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Q: CO, CO₂, CH₂OH, and CO32- all contain carbon-oxygen bonds. Draw Lewis structures for these molecules…

A: we have to arrange the given molecules/ions in order of increasing C-O bond strength

Q: Use the bond energies to determine whether the following reaction is exothermic or endothermic and…

A: The Bond energies are as follows: H-H = 436 kJ/mol. O-O = 144 kJ/mol. O=O = 498 kJ/mol. O-H = 464…

Q: Consider the element Work (Wr) with an atomic number of 33 and an atomic mass of 81.03 g/mol. The…

A: The oxidation number of the central atom in the oxyanion containing the -ate suffix is the maximum…

Q: Concerning the reaction: HCN (g)--> H (g) + C (g) + N (g) which statement is flase? OA The reaction…

A: In the given reaction the hydrogen cyanide is converted into hydrogen, carbon, and nitrogen atoms.

Q: sketch the potential energy curve for an endothermic and exothermic reaction. Explain why some…

A: Please find your solution below : Potential energy diagram is a graphical representation that…

Q: Calculate AH,ryn for rxn Ca(s) + 1/2 O2(g) + CO2(g) → CaCO;(s)

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Q: 7. Use bond enthalpy data from table 8.4 (chapter 8) to calculate the AH for the following reaction:…

A: Since, The standard enthalpy of the formation is defined as change of enthalpy of 1 mol of the…

Q: Define the terms bond enthalpy and mean bond enthalpy.Use examples to illustrate the difference…

A: The bond enthalpy of a chemical bond can be defined as the total amount of energy required to break…

Q: Draw the lewis structure of the neutral atom and the ion of flourine

A: Fluorine is the most electronegative atom. In the Lewis dot structure, the number of valence…

Q: Calculate the enthalpy of reaction for the equation using the bond energy values given. C₂H2 +502…

A: Here we are required to find the Enthalpy for the combustion reaction of acetylene.

Q: How to use the valence shell electron pair repulsion (VSEPR) theory to determine the shape ?

A: VSEPR is the theory that determines the shape of molecules.

Q: In a hydrogen molecule, the two hydrogen atoms are held together by a single bond with a bond energy…

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Q: Draw Lewis structures of the peroxide ion and the oxygen molecule

A: The Lewis structures of peroxide ion is:

Q: Draw the Lewis structure for the ammonium (NH ) ion. 4

A: Lewis structures or Lewis dot structures are defined as the diagrams which shows the bonding between…

Q: Use lewis symbols to represent reaction between Ca and F atoms

A: The nature of Bond formed between calcium and fluorine is electrovalent ionic. Chemical formula :…

Q: Use polarity and bond strength arguments to explain why HF is a stronger acid than H2O.

A: Answer:- The polarity of a covalent bond is defined by using the electronegativities of the bonded…

Q: MA, MD, ME, and MG are ionic compounds in which M is a metal. A, D, E, and G are monovalent…

A: The amount of energy that gets released when two ions combine with each-other to form a compound. It…

Q: 10.100. Use average bond energies to estimate the difference in AH values between these two…

A: ∆H°rex = ∆H° products - ∆H° reactant

Q: LOCH; HCO + 2 HO- +>ら0 H,Co-

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Q: + H₂O(g) → CH₂CH(OH)CH₂(g) Use bond dissociation enthalpies to estimate the enthalpy change in this…

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Q: Calculate the lattice enthalpy for RbCl. You will need the following information: Species AfH,…

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Q: Calculate the amount of heat generated (in kJ) from 0.100 g of hydrogen reacting with 0.600 g of…

A: Stoichiometric calculations using thermochemical equationsa. A thermochemical equation can be used…

Q: Arrange the oxoacids of chlorine according to strength. HCIO, HCIO2,HCIO3,HCIO4

A: To solve this problem we have to know the oxidation state of Chlorine in each acid .

Q: Estimate the enthalpy of reaction( AH), using bond enthalpy values given below 2H2(g) + 02(g) →…

A: Applying concept of Hess law.

Q: Why are lithium halides covalent in nature?

A: Covalent compounds are formed by the sharing of electrons.

Q: we would predict that the imaginary ionic compound XF would have a (higher /lower) lattice energy…

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Q: Will the potential energy increase or decrease when one mole of Ca2+ and two moles of I‒ ions come…

A: To determine whether the potential energy increase or decrease when one mole of Ca2+ and two moles…

Q: Suppose a chemist discovers a new metallic element and names it "Xhaustium" (Xh). Xh exhibits…

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Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.