JEE Main & Advanced
Sample Paper
JEE Main Sample Paper-5
question_answer
Which of the following have X-O-X linkage? (where, X is central atom) (i) Pyro silicate (ii) \[C{{r}_{2}}O_{7}^{2-}\] (iii) \[{{S}_{2}}O_{3}^{2-}\] (iv) Hyponitrous acid
A) (II), (III)
B) (II), (I)
C) (I), (III), (IV)
D) All have X-O-X linkage
Correct Answer:
B
Solution :
(I) have Si-O-Si linkage (II) have Cr-O-Cr linkage