Nikita took Zn, Al, Cu, Fe, M& Na metals & put each metal in cold water and then hot water She reacted the metal with steam: (i) Name the metal which reacts with cold water(ii) Which of the above metals react with steam?(iii) Name the metal which reacts with hot water(iv)Arrange these metals in order of increasing reactivity

Q: alance the following equation: Cu(s)+NO3-(aq) yields NO(g) +Cu2+(aq) and explain why redox reaction

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Q: Hydrazine has been employed as a reducing agent for metals.Using standard reduction potentials,…

A: EXPLANATION: Hydrazine is used as a reducing agent thus itself get oxidised. Reduction potential of…

Q: Question 7 A through G

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Q: 'hat is the expression for the equilibrium constant, Kc for the followin memical equation? =2O3(s) +…

A: We have to predict the equilibrium constant expression.

Q: Use the oxidation method to balance the following reactions. a) IO3- (aq) + HSO3- (aq) SO42- (aq) +…

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Q: For the following redox reaction, balance the equation under ACIDIC CONDITIONS. Cu   +   NO3-…

A: 1) Oxidation Half Reaction :  In this half reaction two electrons removed from the Cu and forming…

Q: Write the balanced ionization reaction for Fe(No2)2

A: Ionization reaction is a type of reaction which consist of cation and anion.

Q: An unknown metal, x, was placed in a solution of CuCl2(aq) and black solid appeared on the metal.…

A: The reactivity series is a series of metals, in order of reactivity from highest to lowest. It is…

Q: Complete and balance the following half-reaction in acidic solution. Be sure to include the proper…

A: Complete and balance the following half-reaction in acidic solution-

Q: 4. Why can't tin (IV), copper (II), antimony (III) and bismuth (III) ions be separated from silver,…

A: In the given question we have, Cations - Cu2+ , Sn4+ , Bi3+ , Cd2+ and Sb3+ Hydrochloric acid = HCL…

Q: What is the oxidation number of chromium in sodium dichromate, Na 2Cr 2O 7?     +6     +7     +12…

A: oxidation number is the total number of electrons gain and lost by the atom in order to form the…

Q: Calculate the concentration of [Ag(S2O3)2]3- in a solution which contains 8.5E-6 M Ag+ ions and…

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Q: oxidation state

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Q: Cu + Zn^2+ ---> Zn + Cu^2+  Rationalize the possibility of this reaction (Will this reaction take…

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Q: Given the redox reaction: MnO4- + Fe2+ → Mn2+ + Fe3+   Calculate the oxidation state for Mn in the…

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Q: Describe the reaction Cu + 4HNO3 → Cu(NO3)2 + 2 NO2 + 2 H2O

A: In this reaction Cu is oxidised from 0 to +2 and N is reduced from +5 to +4  So this is redox…

Q: The minerals chalcocite (Cu2S) and malachite (Cu2CO3(OH)2) are two primary sources of copper. What…

A: Oxidation state of copper in chalcocite and malachite:

Q: What is the oxidation number of Y in the ionic compounds YC2H3O2

A: Applying concept of determination of oxidation state.

Q: What is the assigned oxidation number for molybdenum in aluminum molybdate Al2(MoO4)3

A: We have to tell oxidation number for molybdenum in aluminum molybdate

Q: What happens in this reaction? 3Zn(s) + 2Cr3*(aq) 2Cr(s) + 3Zn2*(aq)

A: The species whose oxidation number increases is oxidized  The species whose oxidation number…

Q: -g is a stronger reducing agent (easily oxic

A: We have to write given statement is right or wrong

Q: Fill in the following brackets. Three Total Arsenate (As5+) is an analog of ["nitrate", "calcium",…

A: Arsenate is  impurity present in water