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1
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

Ge (II) compounds are powerful reducing agents whereas Pb (IV) compounds are strong oxidants. It can be because

A
Pb is more electropositive than Ge.
B
ionisation potential of lead is less than that of Ge.
C
ionic radii of Pb2+ and Pb4+ are larger than that of Ge2+ and Ge4+.
D
more pronounced inert pair effect in lead has.
2
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

The number of 3C$$-$$2e$$-$$ bonds present in diborane is

A
1
B
2
C
3
D
4
3
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

The total number of P$$-$$OH bonds for pyrophosphoric acid

A
4
B
5
C
6
D
8
4
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

Which of the following inert gas is used as cryogenic agnet?

A
He
B
Ne
C
Ar
D
Kr
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