1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following oxoacid of sulphur has $$ - $$ O$$ - $$ O$$ - $$ linkage?
A
H2SO4, sulphuric acid
B
H2S2O8, peroxodisulphuric acid
C
H2S2O7, pyrosulphuric acid
D
H2SO3, sulphurious acid
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is incorrect statement?
A
GeX4(X = F, Cl, Br, I) is more stable than GeX2
B
SnF4 is ionic in nature
C
PbF4 is covalent in nature
D
SiCl4 is easily hydrolysed
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following species is not stable?
A
[Sn(OH)6]2-
B
[SiCl6]2–
C
[SiF6]2–
D
[GeCl6]2–
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which is the correct thermal stability order for H2E (E = O, S, Se, Te and Po)?
A
H2Po < H2Te < H2Se < H2S < H2O
B
H2Se < H2Te < H2Po < H2O < H2S
C
H2S < H2O < H2Se < H2Te < H2Po
D
H2O < H2S < H2Se < H2Te < H2Po
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