Question

Which is the element with atomic no. 77? Write about it.

✓ Write well.

✓ Best answer- gets brainliest

All the best.

Answer 1

Iridium
Ir and atomic number 77

. A very hard, brittle, silvery-white

transition metal of the platinum group, iridium is generally credited with being the second densest element

It is also the most corrosion -resistant metal, even at temperatures as high as 2000 °C.