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Is it necessary to prepare the Chapter 14 class 11 chemistry environmental chemistry notes?

0 2 Views | Posted 5 months ago
Asked by Shiksha User

  • 1 Answer

  • Yes, Class 11 Chemistry Environmental Chemistry notes are benefical in quick revision. Environmental Chemistry notes must consist of detailed explanation of topics, formulas, diagrams and reactions. 

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The standard enthalpy of combustion at 25°C of hydrogen, cyclohexene (C6H10) and cyclohexane (C6H12) are –241, –3800 and –3920 kJ mol–1 respectively. Calculate the standard enthalpy of hydrogenation of cyclohexene.
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HCP crystal is made of A ions and B ions are arranged in 2/3rd of octahedral voids. The simplest formula of compound is :-
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Enthalpy of neutralisation of CH3COOH by NaOH is – 50.6 kJ/mol and the heat of neutralisation of a strong acid with NaOH is – 55.9 kJ/mol. The value of ΔH for the ionisation of CH3COOH is :
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CH3COOH + NaOH → CH3COONa + H2O

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the value of ΔH for ionisation of CH3COOH

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(i)    The correct match is–

 

 

  

 
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