Atom’s size ……when combined with other atoms.
a) increases
b) decreases
c) remains same
d) varies
Atomic size of an atom is expressed in terms of …………..
a) atomic radii
b) covalent radii
c) ionic radii
d) all of these
The distance between the nucleus and valance shell is termed is………..
a) atomic radius
b) atomic diameter
c) bond distance
d) bond length
The atomic radius is represented by ………..
a) rad
b) R
c) r
d) all of these
The atomic radius is………….to the number of shells.
a) directly proportional
b) inversely proportional
c) not related
d) all of these
The atomic radius is expressed in ………….
a) nm
b) pm
c) a & b both
d) cm
