1.

Give reasons: a) Aqueous solution of NaCl conducts electricity whereas solid NaCl does not.b) Metals like sodium, potassium and lithium are stored under kerosene oil.​

Answer»

EXPLANATION:

  1. AQUEOUS SOLUTION of NaCl CONDUCTS electricity because when it is in water it + and - ion starts forming so that it can conducts electricity but in case of solid form they do not have ions so they don't conducts electricity
  2. these metals are highly reactive to protect them from reaction they are keep immersed in water


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