Question

do we need to learn the whole periodic table and mendelevs periodic table for boards of class 10 or we just need to memorise it upto certain elements pls tell​

Answer 1

Answer:

It's up to u how much memory power u have and how much u can learn

don't put too much pressure to learn or it will cause damage to ur health

I am in class 8 and have learnt the Periodic table upto Atomic Number 30 with name of elements , oxidation state, atomic weight and valancy

Answer 2

Answer:

you should study the merits and demerits and properties only I think