Equilibrium questions
1777 published questions with worked solutions.
- G^0 is related to the equilibrium constant (K) as G^0=-RT K. In order to have a negative value of G^0, the value of K must always...
- Acid rain is due to dissolved non-metallic oxides (SO_2, NO_2, P_2O_5, etc). 10 mL of an acid rain sample required 5 mL of 0.01 M...
- Number of phases in the equilibrium Ra(s) Rn(g)+He(g) is ......
- The vapour density of NH_4Cl is almost half the expected value because it:
- When ammonia is dissolved in water:
- Iodine is placed between two immiscible liquids, C_6H_6 (benzene) and water. Iodine:
- The acidic nature of HF can be increased in the presence of:
- Phenolphthalein is formed by condensation of phthalic anhydride and OH. Which structure shows colour in basic medium?
- Ethanoic acid, or CH₃COOH, is a weak acid because:
- Which one is a polyprotic acid?
- The highest pH value among the following is that of:
- Aqueous solution of soap is:
- Methyl orange is an indicator in acid-alkali titration. It gives:
- HClO4, HNO3 and HCl are all very strong acids in aqueous solution. In glacial acetic acid medium, their acid strength is such that
- Which one of the following is the weakest base as per the Bronsted concept?
- Statement 1: Highly charged cations are expected to form most strongly acidic hydrated cations Statement 2: The acidity of a...
- Of the following complex ions, one is a Bronsted-Lowry acid. That one is
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