Advertisements
Advertisements
प्रश्न
Short Answer Type Question:
Metals have lustre (shine). Give the reason why some metal articles become dull and loose their shine.
टिप्पणी लिखिए
उत्तर
Metals when exposed to air react with moisture and gases present in it, thereby forming a dull layer of some other compound on it.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
