1
IIT-JEE 1984
MCQ (Single Correct Answer)
+1
-0.25
Correct set of four quantum numbers for the valence (outermost) electron of rubidium (Z = 37) is
A
5, 0, 0, $$ + {1 \over 2}$$
B
5, 1, 0, $$ + {1 \over 2}$$
C
5, 1, 1, $$ + {1 \over 2}$$
D
6, 0, 0, $$ + {1 \over 2}$$
2
IIT-JEE 1984
MCQ (Single Correct Answer)
+1
-0.25
The increasing order (lowest first) for the values of e/m (charges/mass) for electron (e), proton (p), neutron (n) and alpha particle ($$\alpha$$) is:
A
e, p, n, $$\alpha$$
B
n, p, e, $$\alpha$$
C
n, p, $$\alpha$$, e
D
n, $$\alpha$$, p, e
3
IIT-JEE 1984
MCQ (Single Correct Answer)
+1
-0.25
Which electronic level would allow the hydrogen atom to absorb a photon but not to emit a photon?
A
3s
B
2p
C
2s
D
1s
4
IIT-JEE 1983
MCQ (Single Correct Answer)
+1
-0.25
Any p-orbital can accommodate upto
A
four electrons
B
six electons
C
two electrons with parallel spins
D
two electrons with opposite spins
JEE Advanced Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
CBSE
Class 12