LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
in Chemistry by (63.1k points)
closed by
Helium is used in balloons in place of hydrogen because it is
A. lighter than hydrogen
B. incombustible
C. more abundant than hydrogen
D. radioactive

1 Answer

0 votes
by (67.0k points)
selected by
Best answer
Correct Answer - B
Helium gas is heavier than hydrogen gas , but it is preferred over `H_(2)` gas because `H_(2)` gas is highly inflammable while `He` is incombustible.

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.