Eka - aluminium and Eka-silicon are known as 4d^10 5 s^0. It belongs to
Answer»
gallium and GERMANIUM aluminium and SILICON iron and sulphur proton and silicon
SOLUTION :EKA - aluminium is known as gallium and eka-silicon is known as germanium because gallium is similar in properties to aluminium and germanium is similar in properties to silicon.