1
IIT-JEE 1987
MCQ (Single Correct Answer)
+1
-0.25
Atomic radii of fluorine and neon in Angstrom units are respectively given by
A
0.72, 1.60
B
1.60, 1.60
C
0.72, 0.72
D
None of these values
2
IIT-JEE 1987
MCQ (Single Correct Answer)
+1
-0.25
The electronegativity of the following elements increases in the order
A
C, N, Si, P
B
N, Si, C, P
C
Si, P, C, N
D
P, Si, N, C
3
IIT-JEE 1982
MCQ (Single Correct Answer)
+1
-0.25
The element with the highest first ionization potential is
A
boron
B
carbon
C
nitrogen
D
oxygen
4
IIT-JEE 1981
MCQ (Single Correct Answer)
+1
-0.25
The correct order of second ionisation potential of carbon, nitrogen, oxygen and fluorine is
A
C > N > O > F
B
O > N > F > C
C
O > F > N > C
D
F > O > N > C
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