The anhydride of HCIO4 is_________________?

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Vander Waals forces are stronger in_______________?

A. F2 B. Cl2 C. Br2 D. I2...

Bleaching powder is not used for bleaching________________?

A. Cotton B. Costly fabrics C. Linen D. Paper pulb...

Which of the following is not use of compounds of Fluorine________________?

A. SbF3 is used for manufacture of pottery B. Sodium fluoroacetate is a rat poison C. Cu F2 is used in ceramic industry D. None of the above...

Which one of the following is the weakest acid in water__________________?

A. HF B. HCI C. HBr D. HI...

Which of the following oxides of iodine is used for quantitative analysis of CO ?

A. I2O4 B. I4O2 C. I2O5 D. All are equally useful...