On descending a group in the periodic table
Metallic character of elements increases
Electro negativity of elements increases
Ionization energy of elements increases
Size of elements decreases
Of the following pairs, the one containing a metalloid element is _________
F&Cl
Ca &Mg
As & Sb
Na & K
The physical properties of vanadium are more closely related to that of
Titanium
Tungsten
Niobium
Nobelium
The element which has greatest difference between first and second ionization energy is _______
Na
Mg
Si
P
Electron affinity depends on
Atomic size
Nuclear charge
Atomic number
Both atomic size and nuclear charge
Number of liquid elements present in the periodic table is
2
3
14
36
The block and period in the periodic table of the element having the IUPAC symbol Uub is
f- block, 7th period
d- block, 7th period
f- block, 8th period
p- block, 7th period
On Pauling electronegativity scale, the element nearest to fluorine is?
N
O
Ne
CI
In a given period, the alkali metals have _________
lowest ionisation energy
smallest atomic size
highest electron affinity
lowest density
The number of periods in the long form of the periodic table is ___________
Nine
Eighteen
Seven
As many as groups
