There is a trimeric silicate ion Si3O96-. Draw a possible structure for the ion. Phosphorus forms an isostructural and isoelectronic ion. What is its formula? Another element forms an isoelectronic and isostructural neutral compound. What is its formula?

Q: 1) An ionic compound containing barium and a halogen is analyzed and found to contain 34.05% of the…

A: 1) Given data is The percentage of halogen in the ionic compound containing barium and a halogen =…

Q: What is the net ionic equation for the reaction below?  2 FeCl3(aq)  +  3 Ca(OH)2(aq)  →  3…

A: Given -> 2FeCl3(aq) + 3Ca(OH)2(aq) ----> 3CaCl2(aq) + 2Fe(OH)3(s)

Q: A solution that has not reached the limit of solute that will dissolve in it is said to be…

A: There are two types of solution on basis of the addition of more amount of solute-  1- saturated…

Q: Examine the synthesis and use your knowledge of electrophilic addition to alkyne FGs to rationalize…

A: Here we have to explain why compound I is only product when compound I and II both are possible-

Q: QUESTION 7 By first law of thermodynamics, O q = AE - W q = AE+W q = -AE-W O q = -AE+W QUESTI NO

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Q: Write the equilibrium constant expression for the following reaction.…

A: At equilibrium, the rate of the forward and the reverse reaction is the same and the concentration…

Q: 6. Write a balanced net ionic rx equation for the following. Include the E° value. a) a sol'n of…

A: a) A sol'n of potassium dichromate is added to an acidified sol'n of ferrous chloride. The balanced…

Q: What reagents are necessary to carry out the conversion shown? a-α

A: Q.1 Solution- In the first step, BH3 in presence of H2O2 and NaOH reduced the double bond present in…

Q: What is the product of this reaction? CH3 H3C-C=CH₂ CH3 H3C-C-OCH3 CH3 CH3 H3C-C-OCH3 OCH3 OCH3…

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Q: does electron withdrawing group prevent acylation       If I want to add a meta…

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Q: Which of the following occurs during radical halogenation reaction? Both the halogen radicals and…

A: Step by step mechanism given,    During radical halogenation reaction light is required.

Q: A voltaic electrochemical cell is based on the two half-reactions: Cu²+ (aq, 4.55 M) + 2e → Cu(s)…

A: To calculate the value of cell potential at 25°C , we will use nernst equation at 298 K : Ecell =…

Q: 30: How many chirality centers exist on the following molecule? B. 5 C. 6 D. 7

A: Chiral carbon: The sp3 hybridized carbon atom that is attached to the four different types of atoms…

Q: Direction: Write the K, and K, expression of the following chemical reactions. 1. CO2(g) + H2(g) 2.…

A: The equilirbium constant (Kc) defined as the ratio of concentration of gaseous products to that of…

Q: What is(are) the major product(s) of this reaction? CH3 SO₂, H₂SO4

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Q: (a) Identify the missing reagent/catalysts A-E. BzN OMe 2x+ coph COPH CO₂Me 1. A, Et₂0 2. B CO₂Me C…

A: 1). Use gridgnard reagent 2). Suzuki reaction 3). Use electrocyclic addition reaction or (Grubbs…

Q: -1 The molal boiling point elevation constant K₁=0.57 °C-kg-mol for a certain substance X. When 34.…

A: To solve this problem we have to calculate the Boiling Point of pure X

Q: Balance the following oxidation-reduction occurring in acidic solution and then answer the following…

A: Given , Reaction :  MnO4-(aq) + Co2+(aq) →Mn2+(aq) + Co3+(aq)

Q: Which of the following is the Arrhenius definition of an acid? A substance that produces H* ions in…

A: Arhenius base : the substance that produces OH- ion in aqueous solution.   For example :  NaOH(aq)…

Q: What is the potential of a galvanic cell at non-standard condition formed by an Al electrode in a 1M…

A: To answer these questions, we need to use the standard potential of the cell and the Nernst…

Q: Provide an acceptable name for the compound shown below. Spell out the full name of the compound.

A: IUPAC nomenclature is used for naming the organic compound as recommended by international union of…

Q: Use the following ABG Normal Values for the following question. HCO3 22 to 26 mEq/L PaCO2 - 35 to 45…

A: Based on the given ABG values, the process that is disturbing the acid-base balance in this case is…

Q: ______ do not have a net dipole moment. (a) CS2 (b) SO3 (c) H2S (d) SO2

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Q: What mass of Mg is formed by passing a current of 129 A through molten MgCl2, for 9.50 days?

A: Reaction-  Mg2+ + 2 e- ------------> Mg(s)

Q: Given the two reactions Pb²+ (aq) + 2Cl(aq), 3. PbCl2 (s) 4. AgCl(s) Ag+ (aq) + Cl(aq), K4 =…

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Q: True or False: (answer directly) 1. If a solution does not form any precipitate when BaCl2 and AgNO3…

A: Note: Since you have posted multiple questions, we will provide the solutiononly to the first three…

Q: For the following reaction, 7.97 grams of nitrogen gas are allowed to react with 1.01 grams of…

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Q: Express in moles: 3.01×1025  molecules of PH3

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Q: 4) Given the reaction and data below: 2 NOCL (g) → 2 NO(g) + Cl2 (g) [NOCI]o (molecules-cm-3) 3.00 x…

A: a. Rate law can be determined from the order of reaction with respect to NOCl.  Rate = k[NOCl]^x…

Q: 3) Which of the following compounds are insoluble?  Select all that apply: CaCO3; Cu(OH)2; CaCl2;…

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Q: Determine the number of microliters in 14.9 ml (1.00 x 10 6 microliters = 1.00 liter

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Q: Does rearrangement undertook in wittig reactions

A: Rearrangement in the organic reaction is the arrangement of any of the groups or atoms of that…

Q: 13.0 to precipitate Mg(OH)2, and 5.55 mL of the same titrant was used to attain the endpoint. (MW:…

A: To determine the total hardness of the water, you will need to calculate the concentration of Ca and…

Q: B) i (CH₂CH=CH-(CH2)7-CH₂ (CH₂)18 CH₂ (CH₂)/18 CH₂ +3 NaOH ??-2 ??-??

A: triglycerides (fats) can be basic condition hydrolysed to produce glycerol and three salt of fatty…

Q: . The standard Gibbs energy of the reaction N2 (g) + 3 H2 (g) → 2 when Q NH3 (g) is -32.9 kJ/mol at…

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Q: Which of the following is not a strong acid? HCI HNO3 HC104 H₂SO4 CH3COOH

A: There are two types of acid on the basis of extent of dissociation-  1- strong acid  2- weak acid

Q: What is(are) the product(s) of this reaction? O O H3C CH3CI, AICI CH3 CH3 CH3 H₂C CH3 CH3 CH3 CH3

A: Benzene is an aromatic compound in which delocalised electron are present. Benzene mainly gives…

Q: According to Le Chatelier’s Principle, does the following reaction shift towards reactants, towards…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: For the following molecule. a) How many hydrogen atoms are present? [Select] b) What is the overall…

A: The concept used in this question is taken from aromatic chapter of Organic chemistry.  First…

Q: Propose reagents for the following transformations: مجھے ملی OH ОН Aco Me H ل من Me H 2 Br Aco OH Me…

A: Given some organic transformation reaction , we have to provide the appropriate reagents. Now,

Q: You need to identify the three anions present in your unknown solution from this pool of possible…

A: Ions present in the solution Cl-, SO4^2-, and CO3^2-   Explanation :-Based on the information…

Q: QUESTION 21 The vapor pressure of pure water is 31.942 torr at 30.00°C. At the same temperature, the…

A: The vapor pressure of pure water is = P°w = 31.942 torr The vapor pressure of a solution is = Ps =…

Q: a. Write the nuclear equation for the alpha decay of Ra-224. b. Potassium-40 (40 K) decays to…

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Q: 9) What is the age of mummified primate skin that contains 6.25% of the original quality. of 14C?…

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Q: (a mixture of long-chain hydrocarbons, similar to decane, C1₁0H22). Calculate the total enthalpy…

A: Suppose a thermochemical reaction given as aA + bB –> cC. ΔH = x unit  Then a mol of A produces x…

Q: What is(are) the product(s) of this reaction? CH₂CH₂CH₂CH₂C=CH Br CH₂CH₂CH₂CH₂CCH₂ Br Br…

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Q: Which of the following is not soluble in water?

A: Given : name of compounds Tip : like dissolve like

Q: un 4. The following amino acid would be correctly designated as A) D B) L C) Both D and L D) Neither…

A: D-form means that, the amino (−NH2) group is present towards the right hand side. L-form shows the…

Q: A reaction has a half-life of 11.6 minutes. Calculate the rate constant for this reaction in sec¹¹.

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Q: Kindly solve this question in 20 minutes and get the thumbs up Please show me neat and clean work…

A: To solve this problem we have to know about the bonding in water molecules .

Group 14 Elements

The following elements come under group 14 of the periodic table.