Advertisements
Advertisements
प्रश्न
Write the name and symbol of the element from the description.
The most electronegative atom.
Highest electronegative element
उत्तर
Name: Fluorine
Symbol: F
Explanation:
Fluorine (F) is the most electronegative element with an electronegativity of 3.98 on the Pauling scale. It has a strong tendency to attract electrons in a chemical bond, making it highly reactive, especially with metals and hydrogen.
APPEARS IN
संबंधित प्रश्न
How does the chemical reactivity of:
halogens vary?
The halogen which is liquid at room temperature is ..................
Which of the following properties do not match with elements of the halogen family?
Why group 17 elements are highly reactive?
If an element is in Group 17 [or Group 7A] is it likely to be metallic or non- metallic in character?
_______ is in liquid form in the halogen family.
Iodine : solid : : bromine : _______
Write the name.
A halogen from period 4.
Identify the following:
A reaction in which the hydrogen of an alkane is replaced by a halogen.
Fluorine, chlorine and Bromine are put in one group on the basis of their similar properties.
What are those similar properties?
An element X belongs to 3rd period and 17th group, state the no. of valence electrons in it.
An element X belongs to 3rd period and 17th group, state the name of the element.
An element X belongs to the 3rd period and 17th group, write the formula of the compound formed when X reacts with \[\ce{_13^27Y}\].
This question refers to the elements of the periodic table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but the letters are not the usual symbols of the elements.
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| A | B | C | D | E | F | G | H |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| I | J | K | L | M | N | O | P |
Which of these is a halogen?
Fluorine, chlorine and Bromine are put in one group on the basis of their similar properties.
What is the common name of this group or family?
