कौन सी धातु हथेली पर रखने प� – McqOptions

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1.	कौन सी धातु हथेली पर रखने पर पिघल जाती है -
A.	गैलियम
B.	सोडियम
C.	एल्युमिनियम
D.	पोटैशियम
Answer» B. सोडियम

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