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Which indicates the arrow mark in a chem...

Which indicates the arrow mark in a chemical reaction?

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1) A formula unit, as the name implies is one unit-whether atom, ion, molecule-corresponding to a given formula.
2) For example, one formula unit of NaCl is one `Na^(+)` ion and one `Cl^(-)` ion.
3) The formula unit of `H_(2)O` is one.
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VGS PUBLICATION-BRILLIANT-CHEMICAL REACTIONS AND EQUATIONS-ESSENTIAL MATERIAL FOR EXAMINATION PURPOSE
  1. Which indicates the arrow mark in a chemical reaction?

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  2. Label the parts in the given figure, for the given reaction, "acid "+"...

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  3. Write some characteristics of the reactants and products to be express...

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  4. How do arrow marks simplify the chemical eqaution? Explain with exampl...

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  5. Differentiate exothermic and endothermic reactions.

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  6. Which reaction does take place with oxygen ?

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  7. Is the combustion reaction oxidation reaction ?

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  8. c) Give one example of Combustion reaction.

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  9. Ozone uses all oxygen atoms in the oxidation reaction with

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  10. Dheeraj observed that the colour of walls of his house changes gradual...

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  11. Collect the information and fill the table.

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  12. Collect the information and note down in the given table.

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  13. Draw a diagram of preparation and test of hydrogen gas in a conical fl...

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  14. Label the parts in the given diagram.

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  15. Label all the parts in the given diagram.

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  16. Draw the diagram of electrolysis of water in the lab and table it.

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  17. What is the use of galvanising and alloying processes?

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  18. Write an activity to each of the following chemical reaction. A) Pho...

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  19. Write an activity about how you conduct an experiment to show that mor...

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  20. What is balanced chemical equation? Why should chemical equations be b...

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