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प्रश्न
A group of elements in the periodic table is given below (Boron is the first member of the group and Thallium is the last). Answer the following question in relation to the given group of elements:
Which element would be expected to have the highest electronegativity?
पर्याय
Boron
Aluminium
Gallium
Indium
Thallium
उत्तर
Boron
संबंधित प्रश्न
Identify the term/substance in the following:
The tendency of an atom to attract electrons to itself when combined in a compound.
Choose the most appropriate answer of the following:
Among the elements given below, the element with the least electronegativity is:
(A) Lithium
(B) Carbon
(C) Boron
(D) Fluorine
Name the elements with highest and lowest electronegativity ?
Fill in the blank
The maximum electro negativity is shown by ______.
Explain
Electronegativity of Cl is higher than S.
Select the correct answer
Which of the following element has highest electronegativity?
The electro negativities (according to Pauling) of the elements in period 3 of the periodic table are as follows.
The elements are arranged in alphabetical order:
Al Cl Mg Na P S Si
1.5 3.0 1.2 0.9 2.1 2.5 1.8
(i) Arrange the elements in the order in which they occur in the periodic table from left to right.
(The group 1 elements first, followed by the group 2 element and so on, up to group 7)
(ii) Choose the word or phrase from the brackets which correctly completes each of the following statements:
(a) The element below sodium in the same group would be expected to have a ______ (lower/higher) electro negativity than sodium and the element above chlorine which would be expected to have a ______ (lower / higher) ionization potential than chlorine.
(b) On moving from left to right in a given period, the number of shells ______ (remains the same / decreases/ increases).
(c) On moving down a group, the number of valence electrons ______ (remains the same / increases/ decreases).
Among the elements given below, the element with the least electronegativity is:
Arrange the following as per instruction given in the bracket.
Cs, Na, Li, K, Rb (decreasing electronegativity)
State the term for the following:
The tendency of an atom to pull a shared pair of electrons towards itself in a compound.
