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Chemistry · PYQ NEET UG 2020

हिन्दी

The mixture which shows positive deviation from Raoult's law is _______.

  1. A
    benzene + toluene
  2. B
    acetone + chloroform
  3. C
    chlorothane + bromoethane
  4. D
    ethanol + acetone
View Answer & Solution

Correct answer · Option D

ethanol + acetone

Explanation

Ethanol and acetone mixture shows positive deviation from Raoult's law due to weakening of intermolecular hydrogen bonding between ethanol molecules upon mixing.

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The following metal ion activates many enzymes, participates in the oxidation of glucose to produce ATP and with \( \mathrm{Na} \), is responsible for the transmission of nerve signals.→Identify the CORRECT statement from the following:→An increase in the concentration of the reactants of a reaction leads to change in ________.→
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