(a) Sodium and potassium are stored in kerosene,
(b) Lemon pickle should not be stored in aluminium utensils
c) Copper is preferred to make electrical wires.
ame the following:
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0
Answer:
A) Because Na and K react with water
C) good conductor of electricity
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2
Answer:
(a) becoz if they kept open they can burn and if they kept in water they reacts with water. So , they kept in kerosene .
(b)bcoz lemon pickel acid which reacts with aluminium ( metal ) liberating hydrogen gas .
This can lead the spoiling if lemon pickle.
(c)Copper is a highly conductive metal this can pass the electricity .
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