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Give the preparation and properties (acidic, basic, neutral medium) of `KMnO_4.`

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Assertion : KMNO_4 acts as an oxidising agent in acidic, basic or neutral medium. KMnO_4 oxidises ferrous sulphate to ferric sulphate.

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molality (m) of KMnO_4 in the acidic medium is (Density of KMnO_4 ) solution =1.58^(-1) Mw(KMnO_4)=158gmol^(-1))

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molarity (M) of KMnO_4 solution in basic medium is:

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molarity (M) of KMnO_4 solution in basic medium is:

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molarity (M) of KMnO_4 solution in the acidic medium is

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molarity (M) of KMnO_4 solution in the acidic medium is

n-Factor of KMnO_(4) in neutral medium is

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molarity (M) of KMnO_4 in aqueous medium is

KMnO_4 reacts with Na_2S_2O_3 in acidic, strongly basic and aqueous (neutral) media. 100mL of LMnO_4 reacts with 100 mL of 0.1 M Na_2S_2O_3 in acidic, basic and neutral media. Q. The molarity (M) of KMnO_4 in aqueous medium is

Give one example each of acidic, basic, amphoteric and neutral oxides.

ICSE-d- AND- f- BLOCK ELEMENTS-EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(LONG ANSWER QUESTIONS)
  1. What are transition elements ? Explain that transition metal compounds...

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  2. Describe the trend in I.E., electrode potential, atomic radii and oxid...

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  3. Give the preparation and properties (acidic, basic, neutral medium) of...

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  4. Give the preparation of K2Cr2O7, from chromite ore. Give its any five ...

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  5. What are inner-transition elements ? Give three properties in which ac...

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  6. What is lanthanoid contraction? What are the consequences of lanthanoi...

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  7. Potassium dichromate is prepared from

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  8. The electron configuration of lanthanoid elements is not known with ce...

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  9. Why do transition elements shows variable oxidation states?

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  10. Most of the transition metals do not displace hydrogen from dilute aci...

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  11. Discuss the difference in the magnetic properties of d and f block ele...

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  12. What is lanthanoid contraction? What are the consequences of lanthanoi...

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  13. Give plausible reason for the fact that the tran-sition metals have hi...

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  14. What is the oxidation state of Ni "in" (Ni(CO))4 ?

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  15. A transition element forms alloys with other transition metals easily....

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  16. What are interstitial compounds? Why are such compounds well known for...

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  17. How is potassium dichromate prepared from a sample of chromite ore ? G...

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  18. In the transition element series starting from lanthanun (""(57)La), t...

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  19. Represent by ionic equation, the oxidsing action of MnO4^- both in aci...

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  20. Decide giving reasons which one of the following exhibits the property...

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