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Q. Match List-I with List-II :
List-I (Compounds) List-II (Molecular formula)
a Borax i $NaBO _2$
b Kernite ii $Na _2 B _4 O _7 \cdot 4 H _2 O$
c Orthoboric acid iii $H _3 BO _3$
d Borax bead iv $Na _2 B _4 O _7 \cdot 10 H _2 O$

Choose the correct answer from the options given below :

NEETNEET 2022The p-Block Elements

Solution:

Borax $- Na _2 B _4 O _7 \cdot 10 H _2 O$
Kernite $- Na _2 B _4 O _7 \cdot 4 H _2 O$
ortho boric acid $- H _3 BO _3$
Borax bead - $NaBO _2$
(a) - (iv), (b) - (ii), (c) - (iii), (d) - (i)