A, B, C, D and E are the elements belonging to 13th group of Modern periodic table. The correct trend of melting point for these elements is A > B > C > D > E . The element ‘D' in the sequence is
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
Al
b
Tl
c
In
d
Ga
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Atomic radius….BTl>Ga>Al>In;MP…B>Al>Tl>In>Ga;Boron has gaint polymeric structure,Gallium exists as Ga2 molecule(M.P = 302 K)BP….B>Al>Ga>In>Tl:Difference in B.P and M.P in Gallium is about 2300 K. It has wide liquid range.It is athermometric liquid.Density…BTl>In>Ga>Al;
Not sure what to do in the future? Don’t worry! We have a FREE career guidance session just for you!
A, B, C, D and E are the elements belonging to 13th group of Modern periodic table. The correct trend of melting point for these elements is A > B > C > D > E . The element ‘D' in the sequence is