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In the reaction (K2Cr2O7 + 14HCl to 2CrC...

In the reaction `(K_2Cr_2O_7 + 14HCl to 2CrCl_3 + 2KCl + 3Cl_2 + 7H_2O)` HCl behaves as

A

Only acid

B

Only oxidising agent

C

Only reducing agent

D

Acid as well as reducing agent

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The equaivalent mass of HCI in the given reaction is : K_2Cr_2O_7 + 14HCl rarr 2KCl + 2CrCl_3 + 3Cl_3 + H_2 O

Balance the following equations K_2Cr_2O_7 + HCl to KCl + CrCl_3 + H_2O + Cl_2

Equivalent mass of HCI in the given reaction K_2Cr_2O_7 rarr 2CrCl_3+2KCL+3Cl_2+7H_2O (M is molar mass of HCl)

n-factor of HCl in the given reaction is K_2Cr_2O_7 + HCl→ KCl + CrCl_3 + Cl_2 + H_2O

Identify the oxidising and reducing agents in the following reactions. K_(2)Cr_(2)O_(7)+14HCl to 2KCl+2CrCl_(3)+7H_(2)O+3Cl_(2)

In the reaction HCl + H_(2)O to H_(3)^(+)O +Cl^(-)

Complete the reactions : (NH_4)_2Cr_2O_7 oversetDeltato …. + N_2 + 4H_2O

In the reaction: Cr_(2)O_(7)^(2-) + 14H^(o+) + 6I^(Ө) rarr2Cr^(3+) + 3H_(2)O + 3I_(2) Which element is reduced?

The equlvalent wt. of Na_(2)S_(2)O_(3) in the reaction, Na_(2)S_(2)O_(3) + H_(2)O + Cl_(2) to Na_(2)SO_(4) + 2HCl + S , is

Can the reaction, Cr_(2)O_(7)^(2-) + H_(2)O rarr 2CrO_(4)^(2-) + 2H^(+) be regarded as a redox reaction ?

AAKASH INSTITUTE ENGLISH-TEST 6-EXAMPLE
  1. The species which is absent in the aqueous solution of CO2 is

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  2. The alkali metal reacts with dihydrogen at highest temperature is

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  3. In the reaction (K2Cr2O7 + 14HCl to 2CrCl3 + 2KCl + 3Cl2 + 7H2O) HCl b...

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  4. The correct order of catenation tendency of 14^(th) group elements

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  5. The number of three-center-two-electron bond (s) present in diborane m...

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  6. Phenomenon of dissoluion of lead in ordinary water containing dissolve...

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  7. Which of the following is not hydrolysed?

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  8. Select the correct statement regarding the solution of liquid ammonia...

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  9. Among the following, least soluble compound in water is

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  10. Select the correct statement regarding isotopes of hydrogen.

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  11. Which of the following is not a rodox reaction?

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  12. In which of the following compounds, oxygen exhibits highest oxidation...

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  13. Producer gas is mainly a mixture of

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  14. Which is not ture for graphite?

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  15. Crosslink silicone polymers can be obtained by the condensation of

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  16. Select the incorrect statement among the following

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  17. Role of SO2in the following reaction respectively are, (a)Fe2(SO4)3 + ...

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  18. Select the correct statement based on E° values, , E° = -0.77 volt , C...

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  19. In borax bead test, species present in coloured substanced with metal ...

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  20. Halide which is least soluble in water is

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