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
NaOH can be stored in a vessel made of Al
b
HNO3 can be stored in a vessel made of Be/Al alloy
c
HF can be stored in a vessel made of wax
d
HF attacks glass
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
(1) Al reacts with NaOH thus Al-vessel cannot be used to store NaOH.(2) HNO3 makes Be-Al passive. Thus, it can be used to store HNO3.(3) HF does not react with wax, thus stored in the vessel made of wax.(4) HF attack CaSiO3, CaSiO3+6HF⟶CaSiF6+3H2ONa2SiO3+6HF⟶Na2SiF6+3H2O