EASY
11th ICSE
IMPORTANT
Earn 100
-inner-transition series and -inner-transition series of elements are termed as, respectively.
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Important Questions on Classification of Elements and Periodicity in Properties
MEDIUM
11th ICSE
IMPORTANT
Which of the following is correct?
MEDIUM
11th ICSE
IMPORTANT
The first ionization potential of is . The value of electron gain enthalpy of will be
MEDIUM
11th ICSE
IMPORTANT
Which of the following is/are general characteristics of an atom with high electronegativity?
MEDIUM
11th ICSE
IMPORTANT
The oxide formed by the element on extreme right and in the left of periodic table are generally
EASY
11th ICSE
IMPORTANT
Give the general electronic configurations of block element.
EASY
11th ICSE
IMPORTANT
Give the general electronic configurations of actinoids.
EASY
11th ICSE
IMPORTANT
The element with is newly discovered. What is its name and symbol?
MEDIUM
11th ICSE
IMPORTANT
Which has the largest ionic radius among ?
