Advertisements
Advertisements
Question
If an element is in Group 17 [or Group 7A] is it likely to be metallic or non- metallic in character?
Advertisements
Solution
Element of group 17 or 7A has 7 electrons in valence shell hence non-metal.
APPEARS IN
RELATED QUESTIONS
What is the common name of this group or family?
If an element is in Group 17, it is likely to be ______ (metallic/non-metallic) in character, while with one electron in its outermost energy level (shell), then it is likely to be ______ (metallic/non-metallic).
Write the name and symbol of the element from the description.
The most electronegative atom.
Arrange the following:
Elements of group 17, in decreasing order of reactivity
Find the correlation:
Cl : halogen group : : Ar : _______
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.
The number of electrons in the valence shell of a halogen is ______.
An element X belongs to 3rd period and 17th group, state the name of the element.
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?
