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प्रश्न
Right or wrong sentence.
All the elements in the halogen family are gases.
विकल्प
Right
Wrong
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उत्तर
The given sentence is wrong.
Explanation:
Not all halogens are gases at room temperature; fluorine (F2) and chlorine (C12) are gases, bromine (Br2) is a liquid, and iodine (I2) is a solid.
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संबंधित प्रश्न
What is the common name of this group or family?
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Why group 17 elements are highly reactive?
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A halogen from period 4.
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Group 1 : Alkali metals : : ______ : Halogens.
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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 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 |
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Fluorine, chlorine and Bromine are put in one group on the basis of their similar properties.
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