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प्रश्न
What property of an element is measured by electro negativity?
उत्तर
Electro negativity of an element measures the capacity of an element to attract the shared pair of electrons in a bond towards itself.
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संबंधित प्रश्न
Name the periodic property which relates to the tendency of an atom to attract the shared pair of electron.
Arrange the elements of group 17 and group 1 according to the given conditions.
Decreasing electro negativity.
In terms of electronic configuration, what the elements of a given period and groups have in common?
Among the elements of the second period, Li to Ne, pick out the element with the highest electro negativity
Explain
Electronegativity of Cl is higher than S.
Arrange the following as per instruction given in the bracket.
Cs, Na, Li, K, Rb (decreasing electronegativity)
The electronegativities (according to Pauling) of the elements in period 3 of the periodic table are as follows with elements 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 |
Arrange the elements in the order in which they occur in the periodic table from left to right.
(The group 1 element first, followed by the group 2 element and so on, up to group 7).
In the table below, H does not represent hydrogen. Some elements are given in their own symbol and position in the periodic table while others are shown with a letter.
| IA | IIA | IIIA | IVA | VA | VIA | VIIA | O |
| 1 | 2 | 13 | 14 | 15 | 16 | 17 | 18 |
| Li | D | O | J | Ne | |||
| A | Mg | E | Si | H | K | ||
| A | C | F | G | L |
Select from the table.
- Which is most electronegative.
- How many valence electrons are present in G.
- Write the formula of the compound between B and H.
- In the compound between F and J what type of bond will be formed.
- Draw the electron dot structure for the compound formed between C and K.
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?
