Complete and balance the following equations: (a) ZNCO3(s) A, (b) BaC2(s) + H2O(I) (c) C,H2(8) + O2(8) (d) CS2(8) + O2(8) → (e) Ca(CN)2(s) + HBr(aq)

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: (a) What is the range of oxidation states shown by the ele-ments of Group 5A(15) as you move down…

A: (a)

Q: Assume that you have these materials: a) Li (s); b) Br2 (l); Ge (s) and d) Si(s). Choose the best…

A: For a good electrical conductor, material should have free electron to move.

Q: VF5 is a liquid that boils at 48°C, whereas VF3 is a solid that melts above 800°C. Explain this…

A: The reason why VF5 is a liquid that boils at 48°C, whereas VF3 is a solid that melts above 800°C has…

Q: Taking into account the Jahn-Teller effect, predict the structure of [Cr(OH2)6]^2+

A:

Q: Lithium forms several useful organolithium compounds.Calculate the mass percent of Li in the…

A: Lithium stearate = C17H35COOLi Molar mass =

Q: An oxide in Period 3 reacts with NaOH and HCl to form salts. What is the formula of the oxide A CO:…

A: A multiple choice question based on periodic table, which is to be accomplished.

Q: (a) What is the range of oxidation states shown by the elements of Group 5A(15) as you move down…

A:

Q: Nitric acid forms an oxide of nitrogen on reaction with P4O10. Write the reaction involved. Also…

A: The electron dot formula shows the valence electrons which form the bond between the atoms in a…

Q: Complete and balance the following equations. If no reaction occurs, write NR:(a) I2(s) + H2O(l)…

A: The given equations have to balanced and completed.

Q: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: The given elements sodium, aluminum and chlorine lie in the third period of periodic table. 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: The reduction potential of permanganate ion (+7 oxidation state) in acidic aqueous solution is given…

A:

Q: Calculate the oxidation state of nickel in [Ni(CO)4]

A: ANSWER IS

Q: Outline the separation of the following groups of ions, leaving out all unnecessary steps a. Ag*,…

A: a.  Ag+ , Hg+2 belongs to group - I , where as co+2 belongs to group - IIIB b. All are from group -…

Q: What is the net ionic equation of the reaction of MgSO4 with Sr(NO3)2?

A: The molecular equation can be written as:

Q: Chlorine reacts with oxygen to form Cl2O7. (a) What is thename of this product (see Table 2.6)? (b)…

A: a. Chlorine reacts with oxygen to form Cl2O7. Given oxide has two chlorine atoms and seven oxygen…

Q: Treatment of Cobalt (II) oxide with oxygen at high temperatures gives Co3O4. Write a balanced…

A: A balanced chemical equation is the one in which there are equal number of atoms on both the sides.…

Q: What is the oxidation number of S in the compound Na,S,O5?

A:

Q: What is the VSEPR geometrical shape of the silicate ion, SiO32- ?

A:

Q: In what oxidation state is Fe in Fe(OH)3? In FeS? How is Fe(OH)3formed?

A: a) The oxidation state of Fe in Fe(OH)3 Let the oxidation state of Fe= x The oxidation state of O=…

Q: Outline the separation of the group of ions, leaving out all unnecessary steps Pb**, Cu, ca** +2 +2…

A: Given - Ions - Pb+2 , Cu+2 , Cd+2    These all are group II insoluble sulfide salt's ions , for…

Q: i Melting point of Nacl is lower than Mgo why? ii. Br is less reactive than F, why? I iil. Complete…

A: According to the Q & A guidelines of Bartleby, I am allowed to answer only three sub-parts of…

Q: Write the formula for sodium diaqua-bis(oxalato)ruthenate(III).

A: Coordination compounds are chemical compounds that consists of an array of anions or neutral…

Q: TRUE OR FALSE Fe(NO3)3 is an acidic salt.

A: Acidic salt is the salt which on dissolution water gives H+ ion so the solution becomes acidic in…

Q: What’s the oxidization number of nitrogen in n2O4

A: Following is the oxidation no. Of Nitrogen in the given compound.

Q: Write the formulas of the products to show why Fe3+ or Fe(H2O)63+ is acidic in water

A: An acid is a substance which can release H+ /  H3O+ ions in water.

Q: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: Given: Q11.  Are the elements sodium, aluminium and chlorine are in the same period? a) which has…

Q: Treatment of cobalt(II) oxide with oxygen at high temperatures gives Co3O4. Write a balanced…

A: Given that the reaction of cobalt(II) oxide with oxygen gives Co3O4. To find: Balanced chemical…

Q: What is the  colour of K[Cr(C2O4)2(H2O)2].2H2O?

A: The complex, K[Cr(C2O4)2(H2O)2].2H2O is called potassium diaquabis(oxalato)chromate(III) dihydrate.

Q: Explain the observation for the increasing stability of the n+2 oxidation state in the heavy main…

A: Answer - A heavy element is an element with an atomic number greater than 92. The first heavy…

Q: What is the oxidation state of tungsten in WO2?

A:

Q: Complete and balance the following equations:(a) An active metal reacting with acid,Al(s)+HCl(aq)→…

A: (a) Generally metals react with acids to form hydrogen and an ionic compound where the metal is the…

Q: 32 Which of the carbonates below are NOT decomposed by heat? LiCO and NazCO: CACO, and LICO: CACO,…

A: For question 32; Sodium Carbonate and Potassium Carbonate are thermally stable compounds so they do…

Q: Heating a sample of Na2CO3⋅xH2O weighing 4.640 g until the removal of the water of hydration leaves…

A: A sample of Na2CO3.xH2O weighing 4.640 g is heated until the removal of water of hydration leaves of…

Q: The oxidation state of N in CINO2 is 2+ A O 3.8O 5-CO 5+D O

A: We know that, Sum of oxidation number of each atom in a neutral molecule is equal to 0. So,

Q: Sodium tetraborate decahydrate (Na2​B4​O7​⋅10H2​O ) What is the percentage of boron(B), Sodium(Na),…

A: Percentage composition of elements in compound  can be obtained by  Percent ratio of mass of…

Q: (b) Is boron a metal or a non-metal? Give reasons for your answer. (c) Why is aluminium a useful…

A: Element can be classified as metal and non metal

Q: Explain how the diphosphate ion, [O3P−O−PO3]4−, can function as a water softener that prevents the…

A: The reason of diphosphate ion as a water softener has to be given,

Q: 3. Why might arsenic be able to substitute for phosphorus?

A: Arsenic is able to substitute phosphorus because both have  similar  chemical properties.

Q: Why K2O is diamagnetic in nature?

A: K2O form superoxide ion O2- in which there is an unpaired electron present in anti-bonding orbital.

Q: In the compound K4[Fe(CN)6], the oxidation state of iron and its coordination number, respectively,…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: hydrated CuSO4 is blue in colour. why?

A: The molecule that contains water molecule is termed as hydrous.

Q: When the bidentate glycinate anion H2NCH2CO2-(gly-) reacts with Co(III) oxide, two Co(III)…

A: Reaction of glycinate anion with cobalt(+3) will form a octahedral complex of type M(AA)3-since the…