Shashi bought new silver anklets. After a month she found that the anklets turn black. She has doubt that it is not of pure silver but her neighbor Rakhi advised her that it is of pure silver and wash it with tamarind or lemon juice to get the luster back. She followed the advice and get the luster of her anklet back. Read the above passage and answer the following questions: (a) Do you think that the anklets are not of pure silver? (b) Why these turn black after sometime? (c) Why the anklets become lustrous on washing with tamarind or lemon juice? (d) What values are exhibited by Rakhi?
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Answer:
No.
Due to reaction with atmospheric oxygen.
The dirt and others will be washed away.
She gave good advice.
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