Question

11. ਦਿੱਤੇ ਗਏ ਚਿੱਤਰ ਤੋਂ AC:CB ਪਤਾ ਕਰੋ।From
the given figure, find AC:CB. Raggi
चित्र में AC :CB पता करें।
A
C
B
Aj
A2
А.
0 3.5
023
O 32
fears faetod ( None of these) ​

Answer 1

(a) Alkali metals: They are placed in IA group, the first column on the left of the periodic table.

(b) Alkaline earth metal: They are placed in IIA group, the second column on the left of the periodic table.

(c) Iron and Zinc: Fe is placed in VIII group and Cu is placed in IB group.

(d) Aluminium: It is placed in IIIA group present on the right of periodic table.