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Define piezoelectricity and give one use...

Define piezoelectricity and give one use of piezoelectric crystals.

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Piezoelectricity : It is the ability of certain materials to generate an alternating current when subjected to mechanical stress.
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ICSE-SAMPLE PAPER 2011-PART-II(SECTION-B)
  1. Define piezoelectricity and give one use of piezoelectric crystals.

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  2. Give the IUPAC names for the following : (i) Na(3)[AlF(6)] (ii) [C...

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  3. Give the IUPAC names of the following compound [Co(NH3)6]Cl3

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  4. For the complex ion of [Fe(CN)6]^(3-) : Show the hybridization diagr...

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  5. For the complex ion of [Fe(CN)6]^(3-) : Is it an inner orbital compl...

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  6. For the complex ion of [Fe(CN)6]^(3-) : State its magnetic property.

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  7. Give balanced chemical equations for the following: Chlorine gas i...

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  8. Give balanced chemical equations for the following: Sulphur dioxide...

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  9. Give balanced chemical equations for the following: Zinc is added ...

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  10. Iron is ferromagnetic in nature. Explain why.

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  11. The most common oxidation state exhibited by lanthanoids and actinoids...

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  12. State the common oxidation state of : Actinides

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  13. In a given transition series, there is no signifiecant change in the a...

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  14. Give reactions and the conditions required for preparation of the foll...

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  15. Give reactions and the conditions required for preparation of the foll...

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  16. Carry out the following conversions : Methyl chloride to acetic aci...

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  17. Carry out the following conversions : Benzene to benzoic acid.

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  18. Carry out the following conversions : Ethanol to acetone.

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  19. Deficiency of what vitamins will cause the following diseases : Nig...

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  20. The deficiency of which vitamin will cause the following diseases: S...

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  21. Give balanced equations for the following: Glycerol is heated with...

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