For a stoichiometric mixture of reactants, which statement best describes the changes that occur when this reaction goes to completion? `Zn+4HNO_(3)toZn(NO_(3))_(2)+2NO_(2)+2H_(2)O`A. All of the zinc is oxidized and some f the nitrogen is reduced.B. All of the zinc is oxidised and all of the nitrogen is reduced.C. Some of the zinc is oxidised and all of the nitrogen is reduced.D. Some of the zinc is oxidized and some of the nitrogen is reduced.

For a stoichiometric mixture of reactants, which statement best descri

1.	For a stoichiometric mixture of reactants, which statement best describes the changes that occur when this reaction goes to completion? `Zn+4HNO_(3)toZn(NO_(3))_(2)+2NO_(2)+2H_(2)O`A. All of the zinc is oxidized and some f the nitrogen is reduced.B. All of the zinc is oxidised and all of the nitrogen is reduced.C. Some of the zinc is oxidised and all of the nitrogen is reduced.D. Some of the zinc is oxidized and some of the nitrogen is reduced.
Answer» Correct Answer - A

Discussion

No Comment Found

Related InterviewSolutions

(T) imparts violet colour in the flame test `overset("compound"(U)+conc.H_(2)SO_(4))to(V)_("Red gas")overset(NaOH+AgNO_(3))to(W)_("Red ppt.")overset(NH_(3)" soln")to(X)` `(W)_("Red ppt.")overset(dil.HCl)to(Y)_("White ppt.")` `(U)` Sublimes on heating `underset(Delta)overset(NaOH)to(Z)_(gas)` Identify (T) to (Z).A. `T=KMnO_(4),U=HCl,V=Cl_(2),W=HgI_(2),X=Hg(NH_(2))NO_(3),Y=Hg_(2)Cl_(2),Z=N_(2)`B. `T=K_(2)Cr_(2)O_(7),U=NH_(4)Cl,V=CrO_(2)Cl_(2),W=Ag_(2)CrO_(4),X=[Ag(NH_(3))_(2)]^(+),Y=AgCl,Z=NH_(3)`C. `T=K_(2)CrO_(4),U=KCl,V=CrO_(2)Cl_(2),W=HgI_(2),X=Na_(2)CrO_(4),Y=BaCO_(3),Z=NH_(4)Cl`D. `Y=K_(2)MnO_(4),U=NaCl,V=CrO_(3),W=AgNO_(3),X=(NH_(4))_(2)CrO_(4),Y=CaCO_(3),Z=SO_(2)`
Identify (A),(B) and (C). Also explain colour difference between `MCl_(4)` and (B).
When `AgNo_(3)`(aq)` reacts with excess of iodine, we get:A. `AgIO_(3)`B. `HIO_(3)`C. `AgO`D. `HI`
Which of the following halides react(s) with `AgNO_(3(aq))` to give a precipitate that dissolves in `Na_(2)S_(2)O_(3(aq))`A. `HCl`B. `HF`C. `HBr`D. `Hl`
What happen when silver nitrate solution is added to `Na_(2)S_(2)O_(3)` solution and then content is allowed to keep for a longer period?
`Na_(2)S_(2)O_(3)` can be prepared by:A. `Na_(2)SO_(3)` solution + `S("powder")overset("Boiled")to`B. `S+NaOHto`C. `Na_(2)S+Na_(2)CO_(3)+SO_(2)to`D. all of the above.
What takes place when zinc metal is added to an aqueous solution containing magnesium nitrate and silver nitrate? (P). Zn is oxidized (Q). `Mg^(2+)` is reduced. (R). `Ag^(+)` is reduced. (S). No reaction takes place.A. P and Q onlyB. P and R onlyC. P,Q and R onlyD. S only
In the galvanizing process, iron is coated with zinc. The resulting chemical protection is most similar to that provided when:A. a magnesium bar is connected to an iron pipeB. an iron can is plated with tinC. copper pipes are connected using lead solderD. a copper pipe is covered with epoxy paint.
Which metal in the first series of transition metals exhibits+1 oxidation state most frequently and why?A. ScB. TiC. CuD. Ag
How would you account for the following: (i) `Cr^(2+)` is reducing in nature while with the same d-orbital configuration `(d^(4)) Mn^(3+)` is an oxidising agent (ii) In a transition series of metals, the metal which exhibits the greatest number of oxidation state occurs in the middle of the series.

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment