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What are noble gases ? Why are they so n...

What are noble gases ? Why are they so named ?

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The noble metals are metallic elements like silver, gold, platinum, iridium, palladium. These metals are caled noble metals because they are non-reactive and occur in free state in nature. They maintain their metallic lustre for a long time and do not get corroded. they remain unaffected by atmospheric air, moisture or common chemicals like acids and bases.
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Why are noble gases called so ?

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MTG IIT JEE FOUNDATION-MATERIALS : METALS AND NON-METALS-Olympiad/HOTS Corner
  1. What are noble gases ? Why are they so named ?

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  2. When a copper vessel is exposed to moist air for long, it acquires a d...

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  3. Ms. Deepika, a science teacher demonstrated an activity in the science...

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  4. Each beaker shown in the given options, contains two same sizes strips...

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  5. A copper vessel exposed to moist air for along time is shown in figur...

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  6. Rohit has performed an activity to test whether the following material...

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  7. Find the incorrect match.

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  8. Each of the given beakers contains two metal strips of same size faste...

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  9. Read the table carefully. Identify the products formed and their ...

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  10. Neha, a class VIII stuents arranged the following experimental set-up ...

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  11. Namita categorised the different elements as shown below: Which o...

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  12. Match the column I with column II and choose the correct option using ...

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  13. Any article of iron if left in open for some time, acquires a film of ...

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  14. Few uses of metals are shown below. ,br> Identify the properties wh...

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  15. A student performed the first set of experiments with four test tubes ...

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  16. The given diagrams show the reactions of three metals with dilute hydr...

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  17. Three experiments to investigate the reactivities of three metals are ...

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  18. Identify A, B, C and D in the given sequence of reactions. 2A+2B to ...

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  19. Ritika noted the initial colour of the solutions in beakers I, II, III...

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  20. Samples of four different oxides were taken and dissolved in water sep...

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  21. Mona tries an experiment with five different metals namely sodium, mag...

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