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OMEGA PUBLICATION-SAMPLE QUESTION PAPER -IV (PUNJAB)-QUESTION
- Mass of 1 molecule .of NH(3) is.
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- What is periodicity? What is the cause of periodicity?
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- Define the following terms: Critical pressure
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- The value of R isJK^(-1) mol^(-1) .
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- What is the structure of H(2)0(2) ?
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- What is the general electronic configuration" of carbon family?
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- Draw the structure of in-organic benzene.
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- What is the principle of chromatographic separation ? Name the differe...
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- What is the diffrence between covalent. raclius and vanderwall's radiu...
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- Explain why carbon differs from rest of the family members.
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- Define solubility product. How does it differ from ionic product ?
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- What is the difference between e.m.f. and potential diffrence?
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- Give general electronic configuration of p and d-block elements.
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- Define green chemistry.
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- Give resonating structures of CO and CO2.
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- What is fog ?
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- Give-one reaction in each case to show that H(2)O(2) is an reducin...
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- Give-one reaction in each case to show that H(2)O(2) is an reducin...
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- Give-one reaction in each case to show that H(2)O(2) is an reducin...
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- Calculate volume occupied by two moles of gas at 27^@C and under a pre...
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