Hello aspirant,

Hope you are doing well

Yes, In Solid State , The Electrical Properties of Solids questions came in JEE Mains. The topics from Solid State are :-

Classification of solids: molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea); Bragg's Law and its applications; Unit cell and lattices, packing in solids (fee, bec and hep lattices), voids, calculations involving unit cell parameters, imperfection in solids; Electrical and magnetic properties.

If you want to know about Syllabus, Here is the link :-

https://engineering.careers360.com/articles/jee-main-chemistry-syllabus

I hope this will help you.

All the best.