Fill in the blanks



20)HALOGEN HALOGEN IONS PHYSICL STATE COLOR

FLURINE F ……………… ……………….

CLORINE Cl …………………. …………………

BROMINE Br ………………….. …………………

IODINE I ………………….. ……………….





Fill in the blanks

ELEMENT ELECTON ARRANGEMENT

FLURINE ………………

CLORINE ………………..

BROMINE 2, 8,18,7

IODIDNE 2,8,18,18,7



21) Name the USES OF FLURINE

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22)Complete the following

SODIUM+ CLORINE ____________________ …………………………….

2Na + Cl _________________________
2 ………………………………..


23)Explain the test for chlorine gas?

………………………………………

24) Explain the how the chlorine dissolve in water? Write the equation

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