Metals, non-metals and metalloids are all present in
s-block
p-block
d-block
f-block
All the 3 different types of elements, metals, non-metals and metalloids are present in the third and fourth period.
Statements
All glasses are frames.
Some frames are metals.
All blocks are glasses.
Conclusions
I.All blocks are either metals or glasses.
II.Some blocks are metals.
III.Some frames are blocks.
The three elements having chemical symbols of Si, B and Ge are :
(a) all metals (b) all non-metals
(c) all metalloids (d) Si is metalloid, B is metal and Ge is non-metal