Why has it been difficult to study the chemistry of radon?
Balance the following equation: XeF6+ H2O → XeO2F2 +HF
Why is helium used in diving apparatus?
Why is ICl more reactive thanI 2?
Name two poisonous gases which can be prepared from chlorine gas.
Give the reason for bleaching action of Cl2
Sea is the greatest source of some halogens. Comment
Give two examples to show the anomalous behaviour of fluorine.
Considering the parameters such as bond dissociation enthalpy, electron gain enthalpy and hydration enthalpy, compare the oxidizing power of F2 and Cl2
Why is Ka2 <<Ka1 for H2SO4 in water?
Write the conditions to maximize the yield of H2 SO4 by Contact process.