Answer:
,
,
,
, ![Cl_2O_7](https://tex.z-dn.net/?f=Cl_2O_7)
Explanation:
Empirical formula of the compound is the simplest ratio of elements present in the compound.
Empirical formula of compounds of chlorine with oxygen is as follows:
Compounds in which oxidation state of Cl is +1
![Cl_2O](https://tex.z-dn.net/?f=Cl_2O)
Compounds in which oxidation state of Cl is +3
![Cl_2O_3](https://tex.z-dn.net/?f=Cl_2O_3)
Compounds in which oxidation state of Cl is +4
![ClO_2](https://tex.z-dn.net/?f=ClO_2)
Compounds in which oxidation state of Cl is +6
![ClO_3](https://tex.z-dn.net/?f=ClO_3)
Compounds in which oxidation state of Cl is +7
![Cl_2O_7](https://tex.z-dn.net/?f=Cl_2O_7)
Answer:
Hyponym is the another name for hard water.
Explanation:
Please Mark me brainliest