Question

Following is the list of four halides. Select
correct sequence of decreasing order of
reactivity for Spi reaction using the codes
given below
I) C6H5-CH - Br II) CH3 - CH2 - Br
1
CH3
III) C6H5-CH-I IV) CH3 - CH2 - I
|
CHZ
1) III > I > IV > II 2) III > I > II > IV
3) I > III > IV > II 4) I > III > II > IV

Answer 1

Explanation:

Perimter=sum of all lengths of sides of triangle

⇒ Perimeter =3a {a= side of triangle }

⇒45=3a

⇒a=15cm.