1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Correct order of 1st ionization potential among following elements Be, B, C, N, O is
A
B < Be < C < O < N
B
B < Be < C < N < O
C
Be < B < C < N < O
D
Be < B < C < O < N
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which of the following statement is not correct?
A
La(OH)3 is less basic than Lu(OH)3.
B
In lanthanide series ionic radius of Lu+3 ion decreases.
C
La is actually an element of transition series rather lanthanides.
D
Atomic radius of Zn and Hf are same because of lanthanide contraction.
3
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
The most convenient method to protect the botton of ship made of iron is
A
coating it with red lead oxide
B
white tin plating
C
connecting it with Mg block
D
connecting it with Pb block.
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
A human body required 0.01 m activity of radioactive substance after 24 hours. Half life of radioactive substance is 6 hours. Then inhection of maximum activity of radioactive substance that can be injected is
A
0.08
B
0.04
C
0.16
D
0.32
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