MCQOPTIONS
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| 1. |
The absolute enthalphy of neutralisation of the reaction \[MgO(s)+2HCl(aq)\to MgC{{l}_{2}}(aq)+{{H}_{2}}O(l)\]will be [CBSE PMT 2005] |
| A. | Less than \[-57.33\ kJ\ mo{{l}^{-1}}\] |
| B. | \[-57.33\ kJ\ mo{{l}^{-1}}\] |
| C. | Greater than \[-57.33\ kJ\ mo{{l}^{-1}}\] |
| D. | \[57.33\ kJ\ mo{{l}^{-1}}\] |
| Answer» B. \[-57.33\ kJ\ mo{{l}^{-1}}\] | |