1
IIT-JEE 1989
MCQ (Single Correct Answer)
+1
-0.25
Which one of the following is the strongest base?
A
AsH3
B
NH3
C
PH3
D
SbH3
2
IIT-JEE 1989
MCQ (Single Correct Answer)
+1
-0.25
Which one of the following is the smallest in size?
A
N3-
B
O2-
C
F-
D
Na+
3
IIT-JEE 1988
MCQ (Single Correct Answer)
+1
-0.25
The first ionisation potential of Na, Mg, Al and Si are in the order
A
Na < Mg > Al < Si
B
Na > Mg > Al > Si
C
Na < Mg < Al < Si
D
Na > Mg > Al < Si
4
IIT-JEE 1987
MCQ (Single Correct Answer)
+1
-0.25
The first ionisation potential in electron volts of nitrogen and oxygen atoms are respectively given by
A
14.6, 13.6
B
13.6, 14.6
C
13.6, 13.6
D
14.6, 14.6
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