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State relevant observations for the foll...

State relevant observations for the following:
When copper sulphate solution is electrolyzed by using a platinum electrode.

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State one relevant observation for the following: At the anode, when molten lead bromide is electrolyzed using graphite electrodes.

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ICSE-SELF ASSESSMENT PAPER 1-SECTION-II
  1. State relevant observations for the following: When copper sulphate ...

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  2. Write the equations for the formation of ammonia by the action of wate...

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  3. How is ammonia collected?

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  4. Why is ammonia gas not collected over water?

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  5. Which compound is normally used as a drying agent for ammonia?

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  6. How would you distinguish between Zn^2+)andPb^(2+) using ammonium hyd...

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  7. M is a metal above hydrogen in the activity series and its oxide has ...

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  8. M is a metal above hydrogen in the activity series and its oxide has ...

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  9. M is a metal above hydrogen in the activity series and its oxide has ...

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  10. M is a metal above hydrogen in the activity series and its oxide has ...

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  11. M is a metal above hydrogen in the activity series and its oxide has ...

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  12. Refer to the flow chart diagram below and give balanced equations with...

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  13. Give one equation each to show the following properties of sulphuric a...

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  14. Give one equation each to show the following properties of sulphuric a...

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  15. Give two balanced reactions of each type to show the following propert...

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  16. What would you observe in the following ? Copper is heated with conc...

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  17. What is the property of nitric acid which allows it to react with copp...

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  18. A compound made up of two elements X and Y has an empirical formula X2...

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  19. State the inference drawn from the following observations : On ca...

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  20. State the inference drawn from the following observations: A gas Q ...

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  21. State the inference drawn from the following observations: pH of l...

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