High concentration of SO2​ leads to stiffness of flower buds which then eventually fall off #ncert #enviromental

Uranium ? Is it

Observed in heavier elements of p-block electron in ns2 orbital increasingly acquires inertness as we move down in a group

The molecular formula of a commercial resin used for exchanging ions in water softening is C8H7SO3Na(mol.Wt.206) . What would be the...

The atomic number of three elements A, B and C are 9,10 and 13 respectively. Which of them will form a cation ?​ ANS 13