Your answer would be, The lower the group number, the lower the period numbers, therefore, metalloids are found in a diagonal moving down from left to right.
Hope that helps!!!
We know, Density = Mass / Volume
Substitute the given values,
d = 16/8
d = 2 g/cm³
In short, Your Answer would be: Option C
Hope this helps!
Answer:
Temperature, pressure, shape of container