Arrange the following.
1. Elements of group 1 ( in increasing order of reactivity)
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The increasing order of reactivity among group 1 elements is Li < Na < K < Rb is F > CI > Br > I. Explain. In group 1 elements (alkali metals) the reactivity of the metals is mainly due to the electron releasing tendency of their atoms, which is related to ionisation enthalpy.
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LI < NA < K< RB < CS this will be the answer ok????????
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