Questions on Chemistry


  1. The specific rate constant of a first order reaction depends on
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  2. what is standard electrode potential of Indium and selenium?
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  3. Internal resistance of laclanche cell is what ,when its emf is 1.4v
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  4. What is the relationship between n and En.
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  5. Which has a greater energy? a) 3s or 2p b) 5s or 4d c) 6s or 5p d) 4f or 5p
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  6. Which is closer to the nucleus? a) 1s or 5s b) 2p or 3d c) 2d or 3s
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  7. What is the Zeff of Ca?
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  8. What is the Zeff of O?
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  9. Find the Zeff of Na?
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  10. Find the Zeff of Be?
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