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It 193000 coulomb of electricity is pass...

It 193000 coulomb of electricity is passed through a metallic wire, how many electrons will flow through the wire?

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UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2017-EXERCISE
  1. What would be the value of paramagnetic spin moment of K3[Fe(CN)6]? (A...

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  2. For which phenomenon colloidal particles do not settle down?

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  3. It 193000 coulomb of electricity is passed through a metallic wire, ho...

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  4. Write the appropriate Nernst equation for the following half-cell reac...

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  5. Write down the van't Hoff equation for osmotic pressure of a solution....

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  6. When urea is added to water the freezing point decreases. Explain why.

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  7. A U-tube is completely filled with Fe(OH)3 sol and a potential differe...

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  8. Define heterogeneous catalysis with an example.

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  9. How will you distinguish chemically between HN3 and HN3 ?

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  10. Writ down the balanced chemcial equation for the reaction of H2S with ...

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  11. Explain why Cu(NH(3))4]^(2+) ion is coloured but [Cu(CN)4]^(3-) ion is...

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  12. What are the two monomer units of terylene? Write the repeating unit o...

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  13. What is the ferromagnetic substance?

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  14. KBr crystallises in face-centered cubic (fcc) crystals. The density an...

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  15. Which kind of defect in ionic crystals does not alter the density ?

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  16. An element X has atomic mass 60 g mol^(-1) and density 6.23 g cm^(-3)....

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  17. 20 g of a solid solute is dissolved in 180 g of water. At 100^(@)C the...

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  18. What is the fuel cell? Write down anodic reaction and cathodic reactio...

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  19. Define specific conductivity ?

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  20. A current of 35 ampere is passed through acidulated water for 5 minute...

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