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The questions given below consist of an Assertion and Reason. Use the following key to choose the appropriate answer. (a) If both assertion and reason are CORRECT and reason is the correct explanation of the assertion. (b) If both assertion and reason are CORRECT, but reason is NOT THE CORRECT explanation of the assertion. (c) If assertion is CORRECT but, reason is INCORRECT. (d) If assertion is INCORRECT but, reason is CORRECT. (e) If both assertion and reason are INCORRECT. Assertion : Ozone is a powerful oxidising agent in comparison to `O_2`. Reason: Ozone is diamagnetic but `O_2` is paramagnetic.

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The questions given below consist of an Assertion and the Reason. Use the following key to choose the appropriate answer : (a) If both assertion and reason are CORRECT and reason is the correct explanation of the assertion. (b) If both assertion and reason are CORRECT, but reason is NOT THE CORRECT explanation of the assertion. (c) If assertion is CORRECT but reason is INCORRECT. (d) If assertion is INCORRECT but reason is CORRECT. (e) If both assertion and reason are INCORRECT. Assertion : Tungsten has very high melting point. Reason : Tungsten is a covalent compound.

The questions given below consist of an Assertion and Reason. Use the following key to choose the appropriate answer. (a) If both assertion and reason are CORRECT and reason is the CORRECT explanation of the assertion. (b) If both assertion and reason are CORRECT, but reason is NOT THE CORRECT explanation of the assertion. (c) If assertion is CORRECT but reason is INCORRECT. (d) If assertion ig INCORRECT but reason ig CORRECT. (e) If both assertion and reason are INCORRECT. Assertion :Glycosides are hydrolysed in acidic conditions. Reason =: Glycosides are acetals.

The questions given below consist of an Assertion and a Reason. Use the following key to choose the appropriate answer. If both assertion and reason are CORRECT and reason is the CORRECT explanation of the assertion. If both assertion and reason and CORRECT, but reason is NOT THE CORRECT explanation of the assertion. If assertion is CORRECT but reason is INCORRECT. If assertion is INCORRECT but reason is CORRECT. If both assertion and reason are INCORRECT. Assertion: E^@ for Mn^(3+)|Mn^(2+) is more positive than Cr^(3+)|Cr^(2+) . Reason: The third ionistation energy of Mn is larger that than of Cr.

The questions given below consist of an Assertion and Reason. Use the following key to choose of the appropriate answer. If both assertion and reason are CORRECT and reason if the CORRECT explanations of the assertion. If both assertion and reason are CORRECT but, reason is NOT THE CORRECT explanation of the assertion. If assertion is CORRECT explanation of the assertion. If both assertion and reason are INCORRECT. Assertion: Sodium chloride is used to clear snow on the roads. Reason: sodium chloride depresses the freezing point of water.

The questions given below consist of an Assertion and Reason. Use the following key to choose of the appropriate answer. If both assertion and reason are CORRECT and reason if the CORRECT explanations of the assertion. If both assertion and reason are CORRECT but, reason is NOT THE CORRECT explanation of the assertion. If assertion is CORRECT explanation of the assertion. If both assertion and reason are INCORRECT. Assertion: The sum of mole fraction of temperature of a solution is unity. Reason:Mole fraction is independent of temperature.

The questions given below consist of an assertion and the reason. Use the following key to choose the appropriate answer. (a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion. (b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.(c) Assertion is is CORRECT but reason is INCORRECT. (d) If assertion is INCORRECT but reason is CORRECT. (e)If both assertion and reason are INCORRECT. Assertion: ZnS is a tetrahedral arrangement. Reason:In ZnS, S^(2-) ions form cubic close packed structure.

The questions given below consist of an assertion and the reason. Use the following key to choose the appropriate answer. (a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion. (b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.(c) Assertion is is CORRECT but reason is INCORRECT. (d) If assertion is INCORRECT but reason is CORRECT. (e)If both assertion and reason are INCORRECT. Assertion: In CsCl structure, the coordination number of Cs^+ ion is 8. Reason: Cl^- ions in CsCl have body centred cubic arrangement.

The questions given below consist of an assertion and the reason. Use the following key to choose the appropriate answer. (a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion. (b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.(c) Assertion is is CORRECT but reason is INCORRECT. (d) If assertion is INCORRECT but reason is CORRECT. (e)If both assertion and reason are INCORRECT. Assertion: Size of cation is larger in tetrahedral voids than in octahedral void. Reason: The cations occupy more space than anions in crystal close packing.

The questions given below consist of an assertion and the reason. Use the following key to choose the appropriate answer. (a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion. (b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.(c) Assertion is is CORRECT but reason is INCORRECT. (d) If assertion is INCORRECT but reason is CORRECT. (e)If both assertion and reason are INCORRECT. Assertion: Frenkel and Schottky defects are stoichiometric defects REason:Both defects change the density of the crystalline solid.

The questions given below consist of an assertion and the reason. Use the following key to choose the appropriate answer. (a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion. (b) The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.(c) Assertion is is CORRECT but reason is INCORRECT. (d) If assertion is INCORRECT but reason is CORRECT. (e)If both assertion and reason are INCORRECT. Assertion: In ZnO the excess Zn^(2+) ions are present interstitial sites. REason: Metal excess crystals have either missing cation or anin in intertitial site.

MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. The reactions of Cl2 gas with cold-dilute and hot-concentrated NaOH in...

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  2. Express 2555 in roman numbers.

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  3. The questions given below consist of an Assertion and Reason. Use the ...

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  4. Assertion : F2 has low reactivity. Reason: F-F bond has low bond dis...

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  5. Assertion : F-F bond in F2 molecule is strong. Reason: F atom is smal...

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  6. Assertion : P4 is more reactive than N2. Reason: P-P single bond in P4...

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  7. The question given below consist of an assertion (A) and a reason ( R)...

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  8. Explain, why HClO4 is stronger acid than HClO2

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  9. When mercuric iodide is added to the aqueous solution of KI, then the ...

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  10. HClO4 is less/more acidic than HClO3.

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  11. These questions consist of two statements each,printed as Assertion an...

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  12. How is the presence of SO2 detected ?

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  13. Complete the following:

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  14. Match the compound in Column I with the property in Column II.

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  15. Match each of the reactions given in Column I with the corresponding...

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  16. The incomplete chemical reactions given in List I show missing reagent...

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  17. Match the compound given in List I with structure and number of lone p...

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  18. Write the IUPAC name of : K2[Fe (C2O4)3 ]

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  19. Write the IUPAC name of : [Co (CN ) (en)2 (H2O) ]^(+2)

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  20. Write the IUPAC name of : [Fe (CN)5 Br ]^(-3)

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