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The chemical formula of the rust is...

The chemical formula of the rust is 

A

`Fe_2O_3.x H_2O`

B

`FeO.xH_2O`

C

`Fe_2O_3`

D

`FeO`

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TARGET PUBLICATION-CHEMICAL REACTIONS AND EQUATIONS-Chapter Assessment
  1. The chemical formula of the rust is

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  2. Apparatus: Test tube, glass rod, beaker, Bunsen burner, etc. Chemic...

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  3. Give scientific reasons It takes time for pieces of shahabad tiles ...

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  4. True or false. If false, write the correct sentence. In a chemical e...

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  5. Name the gas formed when copper reacts with dilute nitric acid

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  6. Identify the odd one out and justify. Vaporisation of water, dissoluti...

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  7. Give scientififc reasons When the gas formed on heating limestone is...

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  8. Give scientific reasons While preparing dilute sulphuric acid from ...

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  9. Identify reductants and oxidants in the following reactions. 2PbO + ...

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  10. A student was studying combination reaction by adding few pieces of ca...

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  11. When the solution of sodium carbonate is added to the solution of calc...

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  12. A student performed following two activities in school laboratory: A...

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  13. A student performed following two activities in school laboratory: A...

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  14. A student performed following two activities in school laboratory: A...

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  15. A student performed following two activities in school laboratory: A...

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  16. A student performed following two activities in school laboratory: A...

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  17. The chemical formula of the rust is

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  18. Apparatus: Test tube, glass rod, beaker, Bunsen burner, etc. Chemic...

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  19. True or false. If false, write the correct sentence. In a chemical e...

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  20. Name the gas formed when copper reacts with dilute nitric acid

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