A) What is the oxidation number of P in Na2PHO32-?   B) What is the oxidation number of B in LiB4O7-1?

Q: Write balanced equation for the following reactions :(a) Zn is treated with dilute HNO3.(b) NaCl is…

A: Solution- (a).  (b).  4NaCl + MnO2 + 4H2SO4 - - - > MnCl2 + 4NaHSO4 +2H2O +Cl2…

Q: Write the names for MnS and ZnSO3 :

A: The rules to be followed while naming any ionic compound made up of transition metal are, 1) The…

Q: Why does the NaCl crystal remains white after subjecting it to charring test (heating the sample…

A: The NaCl crystal remains white after subjecting it to charring test (heating the sample with gentle…

Q: What tests would you use to identify a solution of AG3PO4?

A: The given compound, AG3PO4 is  sparingly soluble and very little amounts of it can be found in…

Q: What is the oxidation number of atom X in H2XO3?

A:

Q: What is the role of Na2CO3(aq) in the conversion of D to E? How would you test for the presence of…

A:

Q: Preparation of Tris(thiourea)Copper I sulfate and Cu Analysis 7) What is the purpose of NH3 in the…

A: It is cationic complex because  the  metal  in in the square bracket carries positive charge The…

Q: What are the consequences of Lanthanoid Contraction?

A: The consequences of Lanthanoid Contraction has to be given.

Q: What is the anhydride for each of the following acids:(a) H2SO4, (b) HClO3, (c) HNO2, (d) H2CO3, (e)…

A: Anhydride is formed by eliminating water molecule (H2O) from acid. (a) The anhydride form of H2SO4…

Q: what does 50% H2SO4 on electrolysis gives?

A: The electrolyte dilute sulfuric acid can be considered as acidified water.

Q: Why is Potassium trisoxalatoferrate(III) photosensitive?

A: Potassium tris(oxalato) ferrate(III) is a green crystalline compound of octahedral geometry. It is a…

Q: Briefly explain about Degradation of azo dyes , include aerobic, anaerobic etc.

A: Let's discuss about the degradation process of azo dyes.

Q: A 0.9056 g sample of KBrO3 (MM=167.0) was dissolved in dilute HCl and treated with an unmeasured…

A: Moles of KBrO3 = 0.9056/167 = 0.00542  Moles of thiosulphate required = 6*0.005432 = 0.0325

Q: Which compound is most likely to crystallize in the zinc blende structure?

A:

Q: What is the reducing and oxidizing agent in the formation of potassium trioxalatoferrate(III)…

A: Dear student, we'll answer the first question since the exact one wasn't specified. Please submit a…

Q: What allows magnesium to substitute freely for iron in olivine?

A: Olivine Olivine comes under the category of silicates. It is the rock forming mineral with formula…

Q: How the yeild of NH3 in haber's process may be increased?

A: We can increase the yield of NH3 gas by  :          (A) Decreasing the temperature at the…

Q: What is the oxidation number of C in K2C2O4?

A:

Q: D4), and siderite (FECO3)

A: Mass of  element in compound= mass of element×100÷mass of compund Fe3O4 have higest quantity of Fe…

Q: Why SF4 is easily hydrolysed, whereas SF6 is resistant to hydrolysis?

A: The molecule which will be less stabilized and less crowded will be hydrolyzed easily.

Q: What is the purpose of adding Na2CO3 in the preparation of Na2S2O3•5H2O solution? Why the…

A: Solution is made up of two components: solute and solvent. Solute is present in minor amount.

Q: what does potassium salt of 2,3-dimethylmaleic acid gives on electrolysis?

A: The electrolysis of a sodium or potassium salt of dicarboxylic acid results in the formation of an…

Q: How do you find the simpliest oxidation step by step for Fe3+?

A: The oxidation state is a number assigned to an element in a chemical combination. It represents the…

Q: Write the equation for the reduction of vanillin acetate using lithium aluminum hydride. Thanks!

A:

Q: What is the oxidizing agent and reducing agent when potassium trioxalatoferrate(III) trihydrate is…

A: When Potassiumtrioxalatoferrate(III)trihydrate is titrated with potassium permanganate, the ionic…

Q: Which group elements show maximum catalytic activity for hydrogenationreactions?

A: Which group elements show maximum catalytic activity for hydrogenation reactions.

Q: What impact would adding twice as much Na2CO3 than required for stoichiometric quantities have on…

A: Stoichiometric quantities are required for the reaction completion with getting desired product.

Q: Which is the correct half reaction for the oxidation of S₂03² to S406²?

A:

Q: In thymol blue, why does maleic acid produce a reddish color while fumaric acid is yellow?

A: The structure of maleic acid is as shown below: It is cis- isomer of butanedioic acid. The…

Q: (a) What is the oxidation state of P in PO43 - and of N inNO3- ? (b) Why doesn’t N form a stable…

A: The total charge on the molecule or ion is equal to the sum of oxidation state of all the atoms…

Q: What causes cadmium ion(Cd2+) to precitipate at pH 9 solutions

A: Cd2+ reacts with OH- to form a precipitate of Cd(OH)2. Cd2+(aq) + 2OH- (aq)→ Cd(OH)2 (s)   At pH =…

Q: Calculate the oxidation state of Rh in [RhMe(PMe3)4] with full solution

A: Oxidation state of [Rh(Me)(PMe3)4] is +3. X + 1(-1) + 4(0) = 0.        X = Rh. X = +3.…

Q: Explain why bisulfite ion is atmopheric.

A: The ion given is bisulfite ion i.e. HSO3-.

Q: What is observed when the Na2SO3 solution is added to the CuCl2 solution?

A: Given question is :  What is observed when the Na2SO3 solution is added to the CuCl2 solution = ?

Q: K2Cr2O7 in acidic medium oxidises into which compound by H2O2 ?

A: When hydrogen peroxide reacts with K2Cr2O7, a blue colored compound is obtained.

Q: 1. What is happened if we add gypsum to drilling mud and why ? 2. What is happened if we add ligno…

A:

Q: why is anhydrous CuSO4 is colourless ?

A: The molecule which do not contains any water molecule is termed as Anhydrous.

Q: Why is the sulfide and the ferricyanide must not be mixed together?

A:

Q: What is the oxidation number for the S in BaS2O3?

A:

Q: What was the evidence for the reaction: Mg + O₂ ----> MgO production of a blue precipitate metal was…

A: In this reaction , Magnesium metal (Mg) is reacting with oxygen gas ( O2 ) to produce MgO .  This…

Q: What ion would stronium replace ir hydroxylapatite?

A: The effect of partial substitution of Ca2+ in hydroxyapatite by Sr2+ on bone mineral content (BMC)…

Q: What is the oxidation number of X in H3XO3?

A: