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Why group 17 elements are called halogen...

Why group 17 elements are called halogens?

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**Step-by-Step Solution:** 1. **Definition of Halogens**: The term "halogen" is derived from Greek, where "halo" means salt and "genes" means producing. Therefore, halogens literally means "salt-producing." 2. **Group 17 Elements**: The elements in Group 17 of the periodic table include fluorine (F), chlorine (Cl), bromine (Br), and iodine (I). These elements are collectively referred to as halogens. 3. **Chemical Behavior**: Halogens are non-metals and are known for their high electronegativity. This means they have a strong tendency to attract electrons. ...
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ICSE-P-BLOCK ELEMENTS-EXERCISE (PART-II)(DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. Name the conditions for obtaining better yield of O3 from O2.

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  2. How is pure ozone obtained from ozonised oxygen?

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  3. Why group 17 elements are called halogens?

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  4. Which one of the halogens is radioactive ?

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  5. Why do halogens exist as diatomic molecules ?

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  6. Arrange the given halogens in increasing order of boiling points.

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  7. Why is F2 most reactive among halogens ?

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  8. Why is covalent bonding of halogens always sigma bonding?

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  9. Why is I2 more soluble in KI than in water?

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  10. Among the halogen hydrides, which has maximum per cent of ionic charac...

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  11. Arrange the haloacids in the increasing order of acid strength.

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  12. Why HI cannot be obtained by heating KI with conc. H2SO4 ?

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  13. Which of the hydracids of halogens reacts with glass?

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  14. Iodine forms I3^(-) but F2 does not form F(3)^(-) ions. Why?

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  15. CIF3 exists but FCl3 does not exist. Why?

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  16. What is freon ?

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  17. In interhalogen compounds of the type AB5 and AB7 B is invaribly fluor...

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  18. Name the oxides of chlorine used to bleach paper pulp.

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  19. Why a dilute aqueous solution of hydrochloric acid cannot be concentra...

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  20. Why do noble gases exist as monoatomic ?

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