Advertisements
Advertisements
Questions
Write the name and symbol of the element from the description.
The most electronegative atom.
Highest electronegative element
Solution
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
RELATED QUESTIONS
What is the common name of this group or family?
How does the chemical reactivity of:
halogens vary?
Write the name from the description.
The family of nonmetals having valency one.
Which of the following properties do not match with elements of the halogen family?
Why group 17 elements are highly reactive?
What is the name given to group 17 elements? Why are they called so?
Arrange the following:
Elements of group 17, in decreasing order of reactivity
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.
Cl : halogen group : : Ar : _______
Iodine : solid : : bromine : _______
Complete the correlation:
Group 1 : Alkali metals : : ______ : Halogens.
Identify the following:
A reaction in which the hydrogen of an alkane is replaced by a halogen.
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, state the name of the family to which it belongs.
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?
