Question

members of which group easily lose and electron to form a +1 cation​

Answer 1

$\huge{\underline{\underline{\boxed{\sf{\pink{Answer}}}}}}$

Member of group 1 can lose electron to form +1 cation

The members are Hydrogen, Lithium, Sodium, Potassium etc

Answer 2

Answer:

The alkali metals have only one valence electron in their highest-energy orbitals (ns1). In their respective periods, they are the largest elements and have the lowest ionization energies. The valence electron is easily lost, forming an ion with a 1+ charge.