The name platinum comes from……word.
a) Italian
b) Greek
c) Russian
d) Spanish
Platina means little…..
a) silver
b) gold
c) diamond
d) none of these
The melting point of platinum is……°C.
a) 1187
b) 1770
c) 1880
d) 1990
Which of the following noble metal used as catalytic converter?
a) silver
b) gold
c) platinum
d) all of these
Which of the following noble metal used in desktop or laptop computer?
a) silver
b) gold
c) platinum
d) all of these
Which of the following noble metal used in dentistry?
a) silver
b) gold
c) Rhodium
d) all of these
