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Name: A crystalline salt without wate...

Name:
A crystalline salt without water of crystallization.

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ICSE MODEL PAPER-SAMPLE PAPER 2022-SECTION I
  1. Name: An oxide which is yellow when hot and white when cold.

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  2. Name: A chemical used to deplete ozone layer.

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  3. Name: A crystalline salt without water of crystallization.

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  4. This metal is a liquid at room temperature.

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  5. Name one: non-metal which is a conductor of electricity.

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  6. Name one: neutral oxide.

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  7. Name one: metallic oxide which cannot be reduced by hydrogen.

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  8. Name one: non-metal which has lustre.

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  9. Name the chief ore of aluminium. Describe briefly the extraction of al...

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  10. Name the process used to concentrate the cryolite ore

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  11. The funciton of adding cryolite in the electrolytic reduction of alumi...

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  12. Give cathode and anode reactions involved in extraction of aluminium f...

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  13. Name the process used for the concentration of zinc blende.

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  14. Draw a neat and well labelled diagram for the silver plating on an iro...

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  15. Copy and Complete the following table related to electrolysis :

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  16. Classify the following as oxidation and reduction reaction, also compl...

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  17. Classify the following as oxidation and reduction reaction, also compl...

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  18. Classify the following as oxidation and reduction reaction, also compl...

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  19. A compound has the following percentage composition by mass : Carbon ...

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  20. Draw the Lewis dot structure of the following molecules (i) Methyl a...

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