Periodic Classification ONLINE MCQ TEST

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This Quiz is a Simple test for +2 Science group students which contain Questions asked from  Periodic Classification-XI . Just participate in it and test your skill. 💗💗💗💗💗💗💗

Set- 1       Set -2      Set- 3       Set -4        Set- 5       Set -6         Set-7       Set -8       Set- 9       Set -10

Set -1

1. Among the following which has higher electron affinity value?
Fluorine
Chlorine
Bromine
Iodine


2. Among the following which has the maximum ionisation energy?
Alkali metals
Alkaline earth metals
Halogens
Noble gases


3. Effective nuclear charge Z* is given by the equation
Z* = Z – S
Z* = Z + S
Z* = S – Z
Z = Z* – S


4. Noble gases have _____ electron affinity
High
Low
Zero
Very low


5. On moving down a group, the radius of an ion
decreases
increases
first increases and then decreases
remains a constant


6. The bond length of Cl2 molecule is
 0.74 Å
1.44 Å
1.98 Å
2.28 Å


7. The electron affinity of an atom is
directly proportional to its size
inversely proportional to its size
independent of its size
 none of these


8. The metal having maximum electron affinity is
sodium, Na
calcium, Ca
gold, Au
silver, Ag


9. The order of ionisation energy is
s < p < d < f
s > p > d > f
s > d > p > f
s < d < p < f


10. The scale which is based on an empirical relation between the energy of a bond and the electronegatvities of bonded atoms is that of
Pauling scale
Mulliken scale
Sanderson scale
Alfred Rochow scale


11. When XA >> XB, A – B bond is
polar covalent
non-polar covalent
ionic
metallic


12. The unit of electron affinity is
MeV
JK–1
eV
kJ mol–1


13. Across the period, electron affinity
decreases
increases
decrease and the increases
increase and then decreases


14. Comparing the ionisation energy of fluorine with carbon, fluorine has
higher ionisation energy
lower ionisation energy
same ionisation energy
none of these


15. The value of C – C distance found experimentally in a saturated hydrocarbon is
1.34Å
1.36Å
1.54Å
1.56Å


16. Pick the correct statement
Carbon having more nuclear charge than boron
The size of carbon atoms is larger than boron
Carbon forms electron deficient compounds
Carbon forms ionic compounds

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