UNITED BOOK HOUSE-HARE SCHOOL QUESTION PAPER -EXERCISE
- From the ground state electronic configuration of Sc (z = 21), write d...
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- What is ‘radiationless orbit'? To be radiationaless what is the defini...
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- Mention the hybridised state for each carbon atom marked with numerals...
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- Give the structure of neo pentyl chloride with the formula C5H11CI.
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- Select a pair of chain isomers from the following:
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- A macroscopic dust particle of mass 0.01 mg is. moving with a velocity...
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- State the Hund’s rule of maximum multiplicity. Wh Fe^(3+) ion is more ...
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- If the outer most electron configurationof an element is 3d^7 4S^2, th...
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- Explain the cause of Lantharide contraction.
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- Arrange the followings in increasing order as directed : C, Be, N, B,...
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- Arrange the followings in increasing order as directed : P, F, O, Cs, ...
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- Arrange the followings in increasing order as directed : CI2O7, AI2O3,...
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- Between NH3 and NF3, which has higher dipole moment value? Draw the st...
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- PbCl4 is less stable than SnCl4 while PbCl2 is more stable than SnCl2....
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- Write down three abnormal behavious of lithium.
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- Discuss the principle for the manufacture of sodium carbonate by Sol...
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- Explain : Anhydrous magnesium chloride is prepared by heating MgCl2 . ...
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- Arrange the following in order of increasing solubility : CaSO4, BeSO4...
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- Balance the equation by ion-electron method : Zn+ NaNO(3) + NaOH to...
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- Balance the equation by oxidation Number method: FeS2 + O2 rarr Fe2O3 ...
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