What is the electron dot structure for (1) Magnesium atom (2) Magnesium ion

Q: Consider the equilibrium, 2 NO (g) = N₂ (g) + O₂ (g), for which AH = -180 kJ mol-¹. How will adding…

A: According to Le Chatelier's principle, when concentration, pressure, temperature or volume of an…

Q: Which of the following are polar protic solvents? Choose all that apply. NH3 H3C EN HO CH3 CH3 H3C…

A: Polar protic solvents are those which contain H-atom linked to an electronegative element like N, O…

Q: What is the most accurate bond angle approximation in a trigonal pyramidal molecule such as ammonia?…

A: The bond angle shows the angle comprised of two neighboring chemical bonds in a molecule. It…

Q: A pure solid sample of Substance X is put into an evacuated flask. The flask is heated at a steady…

A: The boiling point of a liquid is the temperature at which its vapor pressure is equal to the…

Q: A 1.00 L buffer solution is 0.150 M in HC7H5O2 and 0.250 M in LiC7H5O2. Calculate the pH of the…

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Q: Calculate [OH-] for 1.9 x 10-3 M Sr(OH)2. Express your answer using two significant figures. ▼ [OH¯]…

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Q: Curved arrows are used to illustrate the flow electrons. Using the provided starting and product…

A: A butanol , DMF and PBr3

Q: In the space provided, draw a structure (your preferred type) for the following: a.…

A: In this question we have given the nomenclature of some organic compounds and we have to draw the…

Q: Draw Product I SOCI2 I Select to Draw Reactant ():. + > I I pyridine SO2 and HCI

A: The combination of thionyl chloride (SOCl2) and pyridine can indeed be used to convert alcohols to…

Q: OH OH OH KMnO4 Br₂ KMnO4 Br₂ KMnO4 Br₂ R No Reaction HO OH OH

A: We know that potassium permanganate is a strong oxidizing agent. It easily oxidizes alcohol.…

Q: substance A B с D H- - chemical symbol, chemical formula or Lewis structure H I H-C -F: H1C H C…

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Q: What tool was used in this experiment to measure the enthalpy of the energy changes in the performed…

A: Answer :------ The correct tool used in the experiment to measure the enthalpy of the energy changes…

Q: Draw the major product of the aldol addition reaction. Ignore inorganic byproducts.

A: The alpha hydrogen of carbonyl compounds is acidic in nature and it is removed as a proton in the…

Q: What does the || in a electrochemical cell diagram signify? The salt bridge separating the anode on…

A: Rules of writing electrochemical cell notation1. The anode (negative electrode) is written on the…

Q: Write an equation representing all reactants and products as condensed structural formulas. Be sure…

A: In the first reaction, dehydration occurs by con.H2SO4 and we get more substituted alkene.In the…

Q: F Draw the products of this reaction. Use a dash or wedge bond to indicate stereochemistry of…

A: Alkenes react with m CPBA ( meta- chloroperbenzoic acid) and form epoxide ring.Epoxide ring is three…

Q: Draw the products of this reaction. Use a dash or wedge bond to indicate stereochemistry of…

A: Alkene reacts with peracid, RCO3H (metachloroperbenzoic acid, mCPBA) to form an epoxide. The…

Q: Predict the hybridization that occurs for either carbon atom in an ethene, C₂H4, molecule? sp³d² sp²…

A: Determination in Hydrocarbons: When C form all four single bond, then it's hybridization is sp3 When…

Q: HO pk₂4.01 NH₂ 11 pka 10.01 OH pk 2.19 O O Glutamic acid derivative d) Draw the most abundant ion of…

A: Glutamic aic derivativepH of derivative = 7.0

Q: Osmium-166 decays into an unknown particle and a positron. What daughter nuclide was produced?…

A: Given,(i)   Osmium-166 decays into a positron and unknown nuclide.(ii) Lanthanum-121 decays  into…

Q: Using the reagents below, list in order (by letter, no period) those necessary to transform toluene…

A: In the given reaction  toluene is converted into 4-bromobenzoic acid, the conversion is given by:

Q: Which of the following would indicate the strongest intermolecular forces in a solid? a low melting…

A: To solve this problem we have to know about effect of intermolecular forces in solid.

Q: for the following table fill in ni for all transitions we observe in the visible spectrum for…

A: Hydrogen spectrum are in visible region i.e. Balmer series . In visible region after emitting…

Q: If the molecule giving the ¹H NMR spectrum shown below has a total of 8 protons, how many protons…

A: The degree of unsaturation, also known as the index of hydrogen deficiency (IHD) or double bond…

Q: Pure phosgene gas (COCI2), 0.0240 mol, was placed in a 1.50-L container. It was heated to 770.0 K,…

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Q: what is the rate of the reaction if the rate of apperance of BaSO4 is 0.5 Mm/s. The reaction is…

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Q: What would be the product when (2R)-1,2-dichlorobutane is reacted with KSCH₂CH₂? Le A B Chal E. None…

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Q: seconds Is C₂H5OH being created or destroyed by the chemical reaction? If C₂H5OH is being created or…

A: Average rate of reaction: The rate of reaction over a period of time is called Average rate of…

Q: CHI CH₂ & CH₂ LOCH ₂ { N(CH3)₂ CL Eo & CH₂CH₂CH3 O CICH₂CH₂ C Br CH 3 CH ₂ CH ₂ CH CQ₂H EN 5

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Q: Write an equation representing all reactants and products as condensed structural formulas…

A: Condensed structures of compounds are the structures in which bonds between carbon and hydrogen are…

Q: The base protonation constant K of morpholine (C4H₂ONH) is 2.14 × 10. Calculate the pH of a 1.2 M…

A: Given,(i) Molarity of morpholine ( C4H8ONH ) = 1.2 MKb of C4H8ONH = 2.14 x 10-6 (ii)  Molarity of…

Q: Match the following properties with the correct type of solid. melts below 100°C to give a…

A: Solid metals conduct electricity and heat, while ionic solids do not. Many solids are opaque but…

Q: C D -CH₂ & Brz T CH3CO₂ H O Brz/PBr3 CH3 CH₂ CH ₂ COH 3) H₂0/H+

A: Carbonyl compounds containing alpha hydrogen atoms on treatment with bromine in the presence of…

Q: In each row check off the boxes that apply to the highlighted reactant. reaction HSO (aq) +HONH₂(aq)…

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Q: Predict the product(s) of the following reactions, LDA CH₂CH₂ CH₂ CLO 3 CH CHat его D 2) CH3CH₂ to…

A: The types of reactions used are shown belowAlkylation reaction of ketone;Iodoform…

Q: The boiling point of an aqueous sodium phosphate solution is found to be 102.08°C. What mass of…

A: Given,(i)   The boiling point of aqueous sodium phosphate  solution = 102.08 0C    The mass of water…

Q: Which is the correct nucleophile in the following reaction? A. CH3MgBr 1) ? 2) H₂O OH B.…

A: Carbonyl compounds react with grignard reagents followed by hydrolysis to form alcohols.

Q: Rank the carbonyl compounds from most to least reactive as an electrophile. A. I>II> III B. III…

A: The Carbonyl carbon (C=O) is electrophilic in nature due to partial positive charge on it. In C=O…

Q: Assuming the structure of pyrimidine below is flat. How many electrons are associating with the…

A: Calculation of Pi electrons is given below

Q: Loline is a substance created in endophyte-infected grasses to reduce feeding by insect herbivores.…

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Q: Show the Micheal addition product (the 64 product) for the following reactioN. CH3CH CCH₂NO₂ +…

A: The Michael reaction, also known as the Michael 1,4 addition, occurs when a Michael donor (generally…

Q: A chemistry graduate student is given 125. ml. of a 0.20M pyridine (C,H,N) solution. Pyridine is a…

A: Given,Molarity of pyridine ( C5H5N ) = 0.20 MVolume of the solution = 125. mLpH of the solution =…

Q: A 20.0 L container at 303 K holds a mixture of two gases with a total pressure of 5.00 atm. If there…

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Q: The following questions refer to a sodium hypochlorite (NaCIO) solution. HCIO K₂ =2.9 x 10-8 a)…

A: NaClO is a salt of weak acid and strong base. pH of this solution can be calculated by the following…

Q: Application: Chemical Kinetics 1) The graph below is a potential energy diagram for the hypothetical…

A: = Ethalpy change of he reaction =  -----------------------------------

Q: 14. Circle the most acidic compound in each of the following pairs. Explain your choice by…

A: The acidity of carboxylic acids depends on the stability of carboxylate ions.More stable the…

Q: The ammonium ion, NH4+, has a(n) ____________________  molecular shape.

A: Steric number = (the number of atoms that are bonded to the central atom) + (the number of lone…

Q: Which combination(s) of organic bromide and carbonyl compound can be used to prepare the following…

A: Carbonyl compounds react with grignard reagents followed by hydrolysis to form alcohols.

Q: 9) Identify the most stable carbocation. A) B) C) D) n O CHCH₂ 40 CH₂CH₂ CH₂CH₂ CH₂CH₂Ⓒ CH₂CH₂

A: Carbocations are the species having positive charge on C atom.  The given carbocations are the…

Q: 9. 10. 11. 12. H₂C H₂C HC H₂C. H₂C CH3 CH3 CI CH₂ CH₂

A: The important rules for IUPAC nomenclature of organic compounds:-Select the parent chain with the…

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.