1
AIEEE 2006
+4
-1
The ionic mobility of alkali metal ions in aqueous solution is maximum for
A
K+
B
Rb+
C
Li+
D
Na+
2
AIEEE 2005
+4
-1
Which one of the following species is diamagnetic in nature?
A
$$He_2^+$$
B
H2
C
$$H_2^+$$
D
$$H_2^-$$
3
AIEEE 2005
+4
-1
Based on lattice energy and other considerations which one of the following alkali metal chlorides is expected to have the highest melting point.
A
LiCl
B
NaCl
C
KCl
D
RbCl
4
AIEEE 2005
+4
-1
Which of the following statements in relation to the hydrogen atom is correct?
A
3s orbital is lower in energy than 3p orbital
B
3p orbital is lower in energy than 3d orbital
C
3s and 3p orbitals are of lower energy than 3d orbital
D
3s, 3p and 3d orbitals all have the same energy
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