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State the inference drawn from the follo...

State the inference drawn from the following observations:
pH of liquid R is 10. What kind of substance is R?

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Above 7 pH value on pH scale the liquid is basic and is called alkaline.
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ICSE-SELF ASSESSMENT PAPER 1-SECTION-II
  1. State the inference drawn from the following observations : On ca...

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  2. State the inference drawn from the following observations: A gas Q ...

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  3. State the inference drawn from the following observations: pH of l...

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  4. State the inference drawn from the following observations: Salt S ...

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  5. Identify the anion present in each of the following compounds : A s...

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  6. Mr. Ramu wants to electroplate his key chain with nickel to prevent ru...

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  7. Mr. Ramu wants to electroplate his key chain with nickel to prevent ru...

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  8. Mr. Ramu wants to electroplate his key chain with nickel to prevent ru...

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  9. Mr. Ramu wants to electroplate his key chain with nickel to prevent ru...

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  10. Mr. Ramu wants to electroplate his key chain with nickel to prevent ru...

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  11. Explain the bonding in methane molecule using electron dot structure.

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  12. Compare the compounds carbon tetrachloride and sodium chloride with r...

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  13. What is meant by a group in the periodic table?

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  14. Within a group where would you expect to find the element with (A) ...

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  15. State whether the ionization potential decreases on going down a group...

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  16. How many elements are there in period 2?

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  17. Rewrite the following sentences by using the correct symbol gt (gre...

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  18. The electronegativity of iodine is that of chlorine. (gt//lt )

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  19. Give reasons why? Ionic compounds do not conduct electric current i...

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  20. Give reasons why? Electrolysis is an example of a redox reaction.

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