MEDIUM
10th ICSE
IMPORTANT
Earn 100
How does the metallic character vary in the periodic table?
Important Questions on Periodic Properties and Their Variations
MEDIUM
10th ICSE
IMPORTANT
How does the following property vary in the periodic table?
Non-metallic character.
MEDIUM
10th ICSE
IMPORTANT
How does the following property vary in the periodic table?
Ionisation enthalpy.
MEDIUM
10th ICSE
IMPORTANT
How does the following property vary in the periodic table?
Electronegativity.
MEDIUM
10th ICSE
IMPORTANT
Give one word or a phrase for the following statement:
The energy released when an electron is added to a neutral gaseous isolated atom to form a negatively charged ion.
MEDIUM
10th ICSE
IMPORTANT
Give a reason for the following.
Inert gases do not form ions.
MEDIUM
10th ICSE
IMPORTANT
Give a reason for the following.
Ionisation potential increases across a period, from left to right.
HARD
10th ICSE
IMPORTANT
In period of the periodic table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the brackets to complete the following statements.
(i) The element B would have (lower/higher) metallic character than A.
(ii) The element A would probably have (lesser/ higher) electron affinity than B.
(iii) The element A would have (greater/smaller) atomic size than B.
MEDIUM
10th ICSE
IMPORTANT
Arrange the following as per the instruction given in the bracket.
(Increasing order of the number of electron shells).
