Use app×
QUIZARD
QUIZARD
JEE MAIN 2026 Crash Course
NEET 2026 Crash Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
125 views
in Chemistry by (90.3k points)
closed by
`PtCl_(4).6H_(2)O`can exist as hydrated complex `1` molal aq.solution has depression in freezing point of `3.72^(@)C`Assume `100%` ionisation and `K_(f)(H_(2)O=1.86^(@)mol^(-1))kg` then complex is
A. `[Pt(H_(2)O)_(6)]Cl_(4)`
B. `[Pt(H_(2)O)_(4)Cl_(2)]Cl_(2).2H_(2)O`
C. `[Pt(H_(2)O)_(3)Cl_(3)]Cl.3H_(2)O`
D. `[Pt(H_(2)O)_(2)Cl_(4)].4H_(2)O`

1 Answer

0 votes
by (91.1k points)
selected by
 
Best answer
Correct Answer - C
`DeltaT_(f)=ixxmxxk_(f)`
`i=(3.72)/(1.86xx1)=2`
so salt is `(Pt(H_(2)O)_(3)Cl_(3))Cl.H_(2)O`

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...