Question

what is the valency of:-1)lithium(2)beryllium(3)boron​

Answer 1

Answer:

litium = 1

beryllum= 2

Boron= 3

And all of them are metal......

Answer 2

Atomic No.           Element Name          Valency

     3                    Lithium               1  

     4                         Beryllium                     2

     5                     Boron                       3

plz........ mark me as the BRAINLIEST answer.