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Heating Cu2O and Cu2S will give :...

Heating `Cu_2O and Cu_2S` will give :

A

`Cu + SO_4`

B

`Cu + SO_3`

C

`CuO + CuS`

D

`Cu_2SO_3`

Text Solution

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The correct Answer is:
A
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MODERN PUBLICATION-MOCK TEST PAPER -2-MCQs
  1. The ionic conductance in aqueous medium is least for :

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  2. Electrolysis of dilute aqueous sodium chloride solution was carried ou...

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  3. Heating Cu2O and Cu2S will give :

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  4. The acid having O - O bond is :

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  5. Which one of the following has largest number of isomers ?

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  6. Group 15 elements exhibit + 3 and + 5 oxidation states + 3 oxidation s...

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  7. Which of the following parameter would be same for ethanol and methoxy...

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  8. The K(sp) of AgI at 25^@C is 1.0 xx 10^(-16) mol^2 L^(-2). The solubil...

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  9. A mixture of benzaldehyde and formaldehyde on heating with aqueous NaO...

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  10. Which of the following is most energetic conformation of cyclohexane?

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  11. The maximum prescribed concentration of cadmium in drinking water in p...

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  12. In the reaction CH3CH2CH2Br overset("alc. KOH")to A overset(H3O^(+)...

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  13. A hydrocarbon C6H12 on oxonolysis gives only one product which does no...

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  14. The empty space in the body centred cubic lattice is :

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  15. 1.5 g of a non-volatile, non-electrolyte is dissolved in 50 g benzene ...

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  16. Compound 'A' (molecular formula C3H8O)is treated with acidified potass...

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  17. Which of the following has highest freezing point ?

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  18. In the system, A(g) + 2B(g) hArr C(g) starting from 0.276M of A ...

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  19. A conductivity cell has been callibrated with a 0.01 M 1 : 1 electropy...

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  20. For first order reaction, rate constant :

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