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Match the names of ores in column I with...

Match the names of ores in column I with their corresponding formula in column II

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
  1. A Compound decompose according to 1^(st) order reaction, then find tim...

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  2. The Spin only magnetic moment of the compound [MnBr6]^(4-) is

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  3. Match the names of ores in column I with their corresponding formula i...

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  4. Statement I : Ionization energy of oxygen is less than that of nitroge...

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  5. The temprature dependence of rate constant in a reaction is given by k...

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  6. Which structure of protein dows not get affected on heating ?

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  7. A mixture contain 16g He and 128g O2 at STP the volume of the mixture ...

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  8. Elevation in boiling point of 1.5 molal solution is 4K and depression ...

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  9. which is more basic in aqueous solution

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  10. Aniline reacts with alkyl halide to give

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  11. Mixture of chloroxylenol and terpineol acts as :

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  12. Shape and Number of lone pair electrons in BrF3 is

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  13. Statement I : CuSO4. 5H2O contain Cu-O Bond Statement II : Sulphur a...

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  14. For a first order reaction K = 6.3 xx 10^(-18)e^(-2600/T) then the val...

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  15. 1 mole of CoCl3.xNH3 on reaction with excess of AgNO3 give 2 moles of ...

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  16. Melamine resin is obtained from melamine by reacting with

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  17. Which of the following compound is not a photochemical smog?

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  18. Drugs that bind to the receptor site and inhibit its natural function ...

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  19. Denatured protein contains which type of structure?

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  20. Arrange the alkali metals in increasing order of their density.

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