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?
How does the chemical reactivity of:
halogens vary?
Why group 17 elements are highly reactive?
All the elements in the halogen family are gases.
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.
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?
