Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
129 views
in Chemistry by (44.0k points)
closed by

Assertion: BF63- does not exist.

Reason: It is because of small size of boron 

(a) Both assertion and reason are true, reason is correct explanation of assertion.

(b) Both assertion and reason are true, but reason is not a correct explanation of the assertion.

(c) Assertion is true, but reason is false 

(d) Assertion is false, but reason is true

1 Answer

+1 vote
by (45.1k points)
selected by
 
Best answer

(b) Both assertion and reason are true, but reason is not a correct explanation of the assertion.

BF63- does not exist because of non availability of vacant d orbitals. Reason statement is also correct B has small size but it does not explain assertion. Hence, B is correct.

Related questions

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

...