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प्रश्न
All the elements in the halogen family are gases.
विकल्प
Right
Wrong
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उत्तर
All the elements in the halogen family are gases- Wrong
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संबंधित प्रश्न
How does the chemical reactivity of:
halogens vary?
Write the name and symbol of the element from the description.
The most electronegative atom.
Write the name and symbol of the element from the description.
The most reactive nonmetal.
The halogen which is liquid at room temperature is ..................
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.
Cl : halogen group : : Ar : _______
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.
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.
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?
