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Heating of calcium carbonate a) Write ...

Heating of calcium carbonate
a) Write the chemical equation to it.
b) Which type of reaction is it ?
c) Give another example for same type of reaction.

Text Solution

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Decomposition reaction :-
1) A single substance decomposes to give two or more substances are called decomposition reaction.
2) On heating of calcium carbonate decomposes into calcium oxide and carbon dioxide.
3) The chemical formula for the above reaction is `CaCO_(3)rarr CaO+CO_(2)`
4) Another example for decomposition reaction is `2H_(2)Orarr H_(2)+O_(2)`
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VGS PUBLICATION-BRILLIANT-CHEMICAL REACTIONS AND EQUATIONS-ESSENTIAL MATERIAL FOR EXAMINATION PURPOSE
  1. What is chemical decomposition ? Explain with an example.

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  2. CaCO(3)rarrCaO+CO(2), what type of chemical reaction it is ? Explain.

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  3. Heating of calcium carbonate a) Write the chemical equation to it. ...

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  4. What is an exothermic reaction ? Give an example.

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  5. What is a thermal decomposition reaction ? Give an example.

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  6. Define oxidation and reduction. ? Give one example to each.

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  7. What double displacement reaction? Give four examples .

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  8. What is oxidation - reduction reaction or redox reaction ? Give one ex...

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  9. a) What is combustion reaction ?

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  10. a) Write the process of the effect of bleaching on coloured objects.

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  11. How chlorine changes the colours of objects? Write the chemical equati...

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  12. In a chemical formula, no subscript was written. What does indicate th...

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  13. Is Photosynthesis reaction is a chemical decomposition reaction ? Expl...

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  14. Balance the following equations. 1) Na+O(2)rarr Na(2)O

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  15. Balance the following equations. 2) H(2)O(2)rarr H(2)O+O(2)

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  16. Balance the following equations. 3) Mg(OH)(2)+HCl rarr MgCl(2)+H(2)O

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  17. Balance the following equations. 4) Fe+O(2)rarr Fe(2)O(3)

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  18. Balance the follwowing equations. 1) Al(OH)(3)rarr Al(2)O(3)+H(2)O

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  19. Balance the follwowing equations. 2) NH(3)+CuO rarr Cu+N(2)+H(2)O

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  20. Balance the follwowing equations. 3) Al(2)(SO(4))(3)+NaOH rarr Al(OH...

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