boron hydrides were once evaluated for possible use as rocket fuels. Complete and balance the following equation for the combustion of diborane. B2H6(g)+O2(g)-B(OH)3(l)

Q: Compounds such as NaBH4, Al(BH4)3, and LiAlH4 are complex hydrides used as reducing agents in many…

A: (a) The oxidation state of each element in NaBH4 Al(BH4)3 , LiAlH4 has to be given.   NaBH4 Let x be…

Q: Give the name and symbol or formula of a Group 6A(16) element or compound that fits each description…

A: The elements of group 16 are given as follows: Oxygen (O) Sulfur (S) Selenium (Se) Tellurium (Te)…

Q: Give some examples of Metallic hydrides?

A: The examples of metallic hydrides has to be given.

Q: Give the name and symbol or formula of a Group 3A(13)element or compound that fits each description…

A: Group IIIA elements are: Boron, Aluminum,Gallium ,Indium and Thallium. The general electronic…

Q: How are Metallic hydrides formed?

A: ANSWERE IS DISCUSSED BELOW ;

Q: How do atomic properties account for the low densities of the Group 1A(1) elements?

A: Alkali metals are the s-block elements belonging to the group IA(1) in the periodic table. The…

Q: What mass of gallium oxide Ga2O3 can be prepared from 29.0 g of gallium metal?

A: Molar mass of Ga = 69.7 g/mol

Q: Fertilizers commonly contain compounds of which element? a) nitrogen b) aluminum c) fluorine d)…

A: Fertilizers are the chemical substances that provides to the crops or plants to increase their…

Q: 7. How many moles of white phosphorus (P4) fluoroapatite? can you produce from 1 ton of

A: The number of moles of a compound can be determined by the balanced chemical reaction. A reaction…

Q: Write the reaction quotient, Qc, for each of the following reactions:(a) The first step in nitric…

A: Reaction quotient is the ratio between the concentration of products and the concentrations os the…

Q: 3. Write equations for the reactions of Strontium hydride and radium peroxide with water. а. b.

A: 3.  a) • We need to write the reaction of strontium hydride with water.    • Since, we know that,…

Q: What mass in grams of hydrogen is produced by the reaction of 4.73 g of magnesium with 1.83 g of…

A:

Q: Explain the following in terms of structure and Magnesium has a higher melting temperature than…

A: The electronic configuration of Sodium ( 11Na ) - 1s2, 2s2,2p6,3s1 Magnesium (12Mg) -1s2,…

Q: How are ionic hydrides formed?

A: Ionic hydrides are compounds that form between hydrogen and highly active metals, mainly with the…

Q: What is the balanced reaction of magnesium with nitrogen

A: We have to write the balanced reaction of magnesium (Mg)with nitrogen(N).

Q: How many electrons does a halogen atom need to complete its octet? Give examples of the ways a Cl…

A: The number of electrons that are needed to halogen atom to complete its octet has to be given and it…

Q: Describe the oxidising action of potassium dichromate and write the ionic equations for its reaction…

A: As, Potassium dichromate is powerful oxidising agent in acidic medium.  And in Presence of dilute…

Q: Identify the following hydrides as ionic, metallic, or molecular:(a) BaH2, (b) H2Te, (c) TiH1.7.

A: The hydrides are mainly generated by combining H-molecule with any metal. In hydrides, H-atom…

Q: Nearly every compound of silicon has the element in the +4 oxidation state. In contrast, most…

A: Elements of a particular group shows similarities in physical and chemical properties. But there…

Q: In what ways are the electronic structures of the group 14 (4A) elements similar? In what ways are…

A: Ans. Group 14 elements have same valence electrons i.e valency. Group 14 elements have different…

Q: What is the electron configuration of Al 3* ?

A: Given :- ionic symbol = Al3+  To determine :- its electron configuration

Q: The oxidation state of selenium in NaSeO3 is O-5 O-3 O+5 O +7 +3

A: Oxidation state :-  The number of electrons an atom either gains or lost during the formation of a…

Q: Describe the trend for second-period hydrides. Why is this trend observed?

A: Observing the given figure shows that period 2 hydrides has unusual trend in their boiling…

Q: Element Tm /K 371 923 933 Explain the following in terms of structure and bonding i) i) ii)…

A: Melting point of metals depend upon the strength of metallic Bond.

Q: Write the chemical equation of the thermite reaction, in which iron(III) oxide is reduced by…

A:

Q: Which halogen has the greatest ionization energy? Is that what you would predict based on what you…

A: The minimum amount of energy that is required to remove the electron from an outer valence shell of…

Q: 3. Does the reaction of a main-group metal oxide in water produce an acidic or a basic solution?…

A: Metal oxides are crystalline solids that contain a metal cation and an oxide anion. Main group metal…

Q: Write the chemical formula for manganese(V) iodate

A: We have asked in the above question for chemical formula for manganese (V) iodate We will going to…

Q: Carbon forms the CO32− ion, yet silicon does not form an analogous SiO32− ion. Why?

A: Why does silicon not form analogous SiO32- ion of CO32- ions formed by carbon has to be given below.…

Q: Boron forms an extensive series of hydrides. If you isolate a new hydride that is 81.1% B, a…

A: In given molecular formula % of boron determine by  using molecular weight of boron and hydrogen

Q: Element X reacts with element Y to give a product containing X 3+ ions and Y2- ions.

A: Ionic compounds are always electrical neutral, so total charge should be zero. Equation: 2 X3+   + 3…

Q: How many electrons occur in the valence level of Group 3A (13) and 3B (3) elements? Why are they…

A: Group 13 (IIIA) consists of boron, aluminum, gallium, indium, and thallium.  All elements in this…

Q: How many grams of gaseous ammonia will the reaction of 3.0 g hydrogen gas and 3.0 g of nitrogen gas…

A: The limiting reagent in a chemical reaction is a reactant that is totally consumed when the chemical…

Q: 7. Write equations for the formation of these compounds from the elements: a. Strontium Hydride b.…

A: Synthesis of the compound from elements means their synthesis in 1 mol amount . That means to form…

Q: Write a balanced equation for the reaction of glucose (C 6H 12O 6) with oxygen (O 2) to form carbon…

A: The balanced chemical equation is the equation formed when the elements on the reactant side of the…

Q: 2n°: How many grams of Lithium phosphate are needed to produce 1.5 kg of Lithium sulfate?

A:

Q: Why is boron less chemically reactive than beryllium

A: Electronic Configuration of boron(B)- 1s22s22p1     (2,3) Electronic Configuration of Beryllium(Be)-…

Q: How do atomic properties account for the enormous number of carbon compounds? Why don’t other Group…

A: The property of forming enormous carbon compounds is known as catenation. Catenation is the process…

Q: Why the radius of Fe+2 is greater than Fe+3?

A: The distance from the nucleus to the outer most shell of an atom is called as the atomic radius. As…

Q: Q.5(a) The alkali metals follow the noble gases in their atomic structure. What properties of these…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: Sodium chloride and strontium chloride are both white solids. How could you distinguish one from the…

A: Na and Sr belong to Group IA and IIA in the periodic table respectively. They have a valence…

Q: Identify the following hydrides as ionic, metallic, or molecular:(a) B2H6, (b) RbH, (c) Th4H1.5.

A: As we move down the group - metallic character increases. Hence, Th has greater metallic character…

Q: o a.2+ Са 2+ 2+ <K + < Mg <Ве • b+ 2+ 2+ 2+ K <Ca <Mg <Be 2+ 2+ C.2+ <K <Mg <Be + Be d. 2+ 2+ <K <Ca…

A: 2. Answer - The incorrect option is (d) Low melting and boiling point  Explanation - According to…

Q: How  could you separate tellurium dioxide, TeO2 from SiO2

A: The method to separate tellurium dioxide, TeO2 from SiO2 is to be explained.

Q: Write balanced chemical equations for the following reactions. boron oxide → boron + oxygen

A:

Q: Give the name and symbol or formula of a Group 5A(15)element or compound that fits each description…

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: Draw structure of Fe(OX).2H2O

A:

Group 14 Elements

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