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Write the chemical formulae of the follo...

Write the chemical formulae of the following:
a) Magnesium chloride
b) Copper nitrate
c) Calcium oxide
d) Aluminium chloride
e) Calcium carbonate

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CPC CAMBRIDGE PUBLICATION-MODEL QUESTION PAPER -1-ANSWER THE FOLLOWING IN SENTENCE
  1. Who is known as Father of “Nuclear Physics".

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  2. List the difference between homogenous and heterogenous mixture.

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  3. Write the chemical formulae of the following: a) Magnesium chloride ...

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  4. Define valency by taking examples of silicon and oxygen .

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  5. What are plasma membrane ? What are their functions ?

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  6. Name the following: a) Tissue that forms the inner lining of our mou...

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  7. How do gymnosperms and angiosperms differ from each other?

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  8. State the difference in balanced and unbalanced force.

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  9. A battery lights a bulb. Describe the energy changes involved in the ...

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  10. Define amplitude , time period and frequency of sound wave.

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  11. Give the difference between acute disease and chronic disease.

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  12. What are biogeochemical cycles ? Name the gas that is incorporated int...

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  13. What is genetic manipulation? how it is useful in agricultural practic...

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  14. What are the benefits of cattle farming?

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  15. Give the common methods of transmission of diseases.

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  16. Explain the following terms a) Nitrogen fixation b) Nitrification

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  17. What is the physical state of water at (a) 25^(@)C, (b) 0^(@)C, (c) 10...

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  18. Calculate the number mass of following substance . a) Ethyne , C2 ...

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  19. Differentiate between parenchyma collenchyma and sclerenchyma on the b...

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  20. Differentiate between striated unstriated and cardiac muscles on the b...

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