10.4. Salt of which alkaline earth metals do not impart colour to a non-luminous flame.
(a) Ca (b) Mg (c) Be (d) Ba
10.4. Salt of which alkaline earth metals do not impart colour to a non-luminous flame.
(a) Ca (b) Mg (c) Be (d) Ba
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1 Answer
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(c) Beryllium does not impart colour to a non-luminous flame.
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Li+ has the highest hydration enthalpy.
Hence it is most hydrated
Therefore, Correct order of hydrated radii is Cs+ < Rb+ < K+ < Na+ < Li+
Sodium carbonate is a white crystalline solid which exists as a decahydrate,
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