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c) How can you denote in a chemical equa...

c) How can you denote in a chemical equation the direction of the reaction ?

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3) The direction of reaction takes place is indicated by right side arrow `rarr` And also this arrow `(rarr)` separates reactants and products.
Eg : `C_((s))+O_(2(g))rarrCO_(2(g))+Q`
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VGS PUBLICATION-BRILLIANT-CHEMICAL REACTIONS AND EQUATIONS-ESSENTIAL MATERIAL FOR EXAMINATION PURPOSE
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  2. b) How can you express in a chemical equation if the precipitation is ...

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  3. c) How can you denote in a chemical equation the direction of the reac...

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  4. How do indicate the conditions of the reaction in a chemical equation ...

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  5. Write the chemical equation of photosynthesis as an example of how the...

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  6. What is chemical combination? Explain with an example.

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  7. 2Mg+O2 rarr 2MgO, what type of chemical reaction is it ? Explain.

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  8. Magnesium burns with oxygen . a) Write the chemical equation ? b) ...

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  9. What is chemical decomposition ? Explain with an example.

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

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

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

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

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

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  15. What double displacement reaction? Give four examples .

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

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  17. a) What is combustion reaction ?

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

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

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

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