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NEET 2020 Chemistry: Ionic Equilibrium -01

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Question 1

The reaction, N2O5(g) 2NO2(g) + is started with initial pressure of N2O5(g) equal to 600 mmHg. The fraction of N2O5(g) decomposed when the total pressure of system is 960 mmHg is about

Question 2

The Ka of acetyl salicylic acid (aspirin) is 3.5. The pH of gastric juice in human stomach is about 2 – 3 and the pH in the small intestine is about 8. Aspirin will be

Question 3

Which one of the following substance has the highest proton affinity

Question 4

Which pair will show common ion effect

Question 5

Equimolar solutions of the following substances were prepared separately. Which one of these will record the highest pH value?
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