9th Class Science Is Matter Around Us Pure

  • question_answer 43)
      What are the favourable qualities given to gold when it is alloyed with copper or silver for the purpose of making ornaments?

    Answer:

      Gold is soft metal and can easily change its shape with a little force. Therefore, it is not suitable for making ornaments. But when it is alloyed with copper or silver, the gold becomes harder and stronger and its brittleness decreases. Thus, it becomes suitable for making ornaments.


You need to login to perform this action.
You will be redirected in 3 sec spinner