1
IIT-JEE 2000 Screening
MCQ (Single Correct Answer)
+1
-0.25
The correct order of radii is
A
N < Be < B
B
F- < O2- < N3-
C
Na < Li < K
D
Fe3+ < Fe2+ < Fe4+
2
IIT-JEE 2000 Screening
MCQ (Single Correct Answer)
+1
-0.25
Amongst H2O, H2S, H2Se and H2Te, the one with the highest boiling point is
A
H2O because of hydrogen bonding
B
H2Te because of higher molecular weight
C
H2S because of hydrogen bonding
D
H2Se because of lower molecular weight
3
IIT-JEE 2000 Screening
MCQ (Single Correct Answer)
+1
-0.25
The correct order of acidic strength is
A
Cl2O7 > SO2 > P4O10
B
CO2 > N2O5 > SO3
C
Na2O > MgO > Al2O3
D
K2O > CaO > MgO
4
IIT-JEE 1996
MCQ (Single Correct Answer)
+1
-0.25
Which of the following has the maximum number of unpaired electrons?
A
Mg2+
B
Ti3+
C
V3+
D
Fe2+
JEE Advanced Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12