What is the oxidation number of As in: AsO43- AsO33-

Q: Balance the following redox reaction using the half-reaction method  MnO41- + SO32- = MnO2 + SO42-…

A: Here we required to balance the redox reaction by ion electron method.

Q: Complete and balance the following half-reaction in acidic solution As(s) → H,AsO,"(aq)

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Q: (1) Calculate oxidation number of: a) Cr in CrO7 2- (b) P in Na2HPO4 (c) S in H2SO4 (11) Write the…

A: I. Oxidation number is defined as the number that is assigned to an element in a compound, which…

Q: Determine the oxidation number of lead in each ofthe following oxides:PbO, PbO2, Pb2O3, Pb3O4.(b)…

A: The oxidation number of lead in PbO O has oxidation number -2, and lead have x oxidation number  x…

Q: f. Is there any periodicity in the maximum oxidation number for elements 11 through 17? If so,…

A: Oxidation number for an atom is the number of electrons lost or gain to achieve a stable noble gas…

Q: what is an element that exhibits oxidation states of  -1, +5 and +7.

A: Oxidation is the process that involved the loss of electrons and oxidized to cation whereas…

Q: Provide the balanced net ionic equation for the reduction of Fe3+(aq) to Fe2+(aq) by Sn2+

A: Balance Chemical equation means no of atoms or ions should be equaal in both side reactant and…

Q: Rusting steel will form Fe₂O3. However, the protective coatings of galvanized iron and stainless…

A: A question based on corrosion that is to be accomplished.

Q: What is the oxidation number of Se atom in SeF5*?

A: Given :-  formula of cation = SeF5+  To determine :-  oxidation number of Se atom in SeF5+

Q: which of the following materials will Behaves as reducing agent H-, Mg, Na+, CI-, F2

A: The species which have a tendency to oxidize will behave as  reducing agent because it will oxidize…

Q: What is the oxidation state of H in lithium hydride (LiH)

A: Interpretation-  To tell about the oxidation state of H in the lithium hydride (LiH ) .…

Q: Complete and balance the following equation. Identify the oxidizing and reducing agents. e. As2O3…

A: Given that : We have to complete and balance the following equation and identify the oxidizing and…

Q: Complete and balance the following half-reaction in acidic solution TiO:(s) → Ti2-(aq)

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Q: Account for the following : (a) Copper shows its inability to liberate hydrogen gas from the acids.…

A: Oxidation is the process that involved the loss of electrons and oxidized to cation.  Hence when a…

Q: All of the following may get oxidized EXCEPT O a. Fe2+ O b. NO2- O c. Na O d. Mn04-

A: When central atom have highest oxidation number then can't further oxidized.

Q: Determine the oxidation number of the following: Cr2O72-, Fe3O4, CaH2.

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Q: What is the-oxidation state of chlorine in HCIO 29. A +1 - 1 с +3 D -2

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Q: Which of the follwing statements about the Group VII (Group 17) elements (Nuorine to iodine) is NOT…

A: A)   order of electronegativity oh galogens  F > Cl > Br>  I  electronegativity decreses…

Q: Complete and balance the following equations, and iden- tify the oxidizing and reducing agents.…

A: Balanced chemical equations:

Q: Reactivity towards water as you move down the alkali metals group. A) decreases B) does not change…

A: Option C is correct.

Q: What is the oxidation number of Xe in XeO3? Choose the correct sign (+ or -) and the correct number.…

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Q: Determine the oxidation number of As in NaAsO3:

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Q: Write complete balanced half-reactions for (a) oxidation ofnitrous acid to nitrate ion in acidic…

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Q: Complete and balance the following half-reaction in basic solution Cr(OH):(s) → CrO,? (aq) 12+ 03

A: Balancing of chemical reaction in any medium is must so that law of conservation of mass is…

Q: In the following disproportionation reaction, distinguish the element that undergoes oxidation and…

A: Given :-  2H2O2(aq) → 2H2O(l) + O2(g)  To identify :-  Element that undergoes both oxidation and…

Q: Which of the following statements about the Group VII (Group 17) elements (Nuorine to iodine) is NOT…

A: Answer: Gr-17 elements are fluorine(F), chlorine(Cl), bromine(Br), iodine(I). Since they are in the…

Q: Write the chemical formula for each of the following compounds,and indicate the oxidation state of…

A: Solution:                        a)  Nitric oxide  ,     NO…

Q: What happens when an alkaline hidride is electrolysed

A: Introduction :  Alkaline hydrides are ionic hydrides they conduct electricity in molten state .

Q: Complete and balance the following redox reaction in acidic solution As(s) + 10 H*(aq) → H3ASO,(aq)…

A: Complete and balanced the redox reaction under acidic condition ----

Q: Obtain the oxidation number for element noted in each of the following. Sn in SnO2 Br in KBrO4-  Ta…

A: Oxidation number : It may be defined as charge which an atom of the element has in its ion or…

Q: Q 7: Calculate the oxidation number of chromium in CrO,².

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Q: 34. Which species can oxidize Ag(s)? Fe³+ and Ni²+ None of the given. and Mg Au³+ and Br2 O O SO42-…

A: Electron is released during the oxidation of Ag(s). The balanced oxidation reaction of Ag(s) is:…

Q: Account for the following: (a) (i) EU2+ is strong reducing agent (ii) Transition metals form…

A: Account for the following: (a) (i) EU2+ is a strong reducing agent (ii) Transition metals form…

Q: Give the symbol of the element that when it has an oxidation state of +4 has an electron…

A: Electron configuration is the distribution of the electrons in orbitals of the atom. The given…

Q: What are the oxidation numbers of the Group I, Group II, and Group III metal cations?

A: We have to tell the oxidation states of group I, group II and group III metal cations.

Q: ii) A hydride which on electrolysis in the molten state gives hydrogen at the anode do which in

A: HYDRIDES: In chemistry, the hydrogen atom with a negative charge is known as a hydride. The hydride…

Q: Complete and balance the following half-reaction in acidic solution As(s) → H:AsO. (aq) 1 2 3 4 5 6…

A: Note: Since we solve one question at a time, we’ll answer the first question as the exact one wasn’t…

Q: What is the charge (oxidation state) of the cation in calcium peroxide?

A: The formula for the calcium peroxide is given below,CaO2

Q: All of the following may get oxidized EXCEPT O a. Fe2+ O b. Mn04- O C. Na O d. NO2-

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Q: Copper corrodes to cuprous oxide, Cu2O, or cupric oxide, CuO, depending on environmental conditions.…

A: It is given that copper corrodes to cuprous oxide i.e. Cu2O or cupric oxide i.e. CuO, and the…

Q: What's the oxidation number of th chloride atom ((CI) in HCIO2?

A: Oxiadtion number represents the charge exhibited by an atom in a particular compound. The charge is…

Q: Balance the following chemical reaction. Give the sum (one number only)…

A: A chemical equation is the short form notation of a reaction. In a balanced equation the reactant…

Q: Assign an oxidation state to phosphorus in each of the following:(a) NaH2PO3(b) PF5(c) P4O6(d)…

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Q: ne change in oxidation state for each element, and whether this corresponds to an increase or…

A: Loss of electrons is oxidation while gain of electrons is reduction.  Ba = 0 Al3+  = +3 Ba2+ = +2 Al…

Q: takeCovalentActivity.do?locator%3Dassignment-take [Review Topics] [References] Use the References to…

A: Since in the given reaction we initially has Ni in 0 state and finally Ni is in 2+ state in Ni2+…

Q: What is AG° for a balanced reaction, if E° = +1.101 V and has 3 numbers of moles electrons?

A: Given  Standard cell potential ( E°cell ) = + 1.101 Volt  Number of mole of electron  = 3  Standard…

Q: oxidation number of ruthenium in Li2RuO4

A: Oxidation number: The covalent bond between the atoms of different electronegativity is polar. If we…

Q: Obtain the oxidation number for the Cu in Cuo. O-2 O+2 O+1 O-1

A: Please find your solution below : Oxidation number of an atom in a compound or molecule is defined…

Q: In order to obtain 599 g of pure aluminum, molten aluminum oxide is electrolysed at 1000 °C. (a)…

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