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NCERT TELUGU-THE P-BLOCK ELEMENTS -Intext Questions
- Why is N(2) less reactive at room temperature ?
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- Mention the conditions required to maximise the yield of ammonia.
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- How does ammonia react with a solution of "Cu"^(2+) ?
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- What is the covalence of nitrogen in "N"(2)"O"(5) ?
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- Bond angle in "PH"(4)^(" "+) is higher than that in "PH"(3). Why ?
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- What happens when white phosphorus is heated with concentrated NaOH s...
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- What happens when "PCl"(5) is heated ?
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- Write a balanced equation for the hydrolytic reaction of PCl(5) in hea...
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- What is the basicity of H(3)PO(4) ?
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- What happens when H(3)PO(3) is heated
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- List the important sources of sulphur.
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- Write the order of thermal stability of the hydrides of group 16 eleme...
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- Why is H(2)O a liquid and H(2)S a gas ?
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- Which of the following does not react with oxygen directly ? Zn, Ti, P...
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- Complete the following reactions: (i) C(2)H(4)+O(2) to (ii) 4Al+3O...
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- Why does O(3) act as a powerful oxidising agent ?
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- How is O(3) estimated quantitatively ?
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- What happens when sulphur dioxide is passed through an aqueous solutio...
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- Comment on the nature of two S–O bonds formed in SO(2) molecule. Are t...
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- How is the presence of SO(2) detected ?
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