प्लेटिनम और टंग्स्टन दोनों में से कठोर धातु कोनसी हैं।
Answers
Answered by
0
Answer:
diamond
Explanation:
it is the hardest metal on earth
Answered by
0
Answer:
platinum is answer
Explanation:
diamond is kathor dhatu.please follow me and mark brainlist
Similar questions