The reaction of the type $2X_2 + S \to SX_4$ is shown by sulphur when $X$ is

Which of the following oxidation states are exhibited by iodine?

Given below are two statements:
Statement $I$: The increasing order of boiling point of hydrogen halides is $HCl < HBr < HI < HF$
Statement $II$: The increasing order of melting point of hydrogen halides is $HCl < HBr < HF < HI$
In the light of the above statements, choose the correct answer from the options given below

State the symbol,atomic number,and electronic configuration of Tennessine.

When a mixture of solid $NaCl$ and solid $K_2Cr_2O_7$ is heated with concentrated $H_2SO_4$,orange-red vapours are obtained of the compound:

Find out which of the following statements are true or false:
$(a)$ Number of $S-S$ bonds in $H_2S_nO_6$ is $(n-1)$.
$(b)$ When $F_2$ reacts with $H_2O$,it forms $HF$,$O_2$,and $O_3$.
$(c)$ $XeF_6$ on hydrolysis shows a disproportionation reaction.
$(d)$ $Al$ metal on reacting with dilute $NaOH$ gives a white precipitate of $Al(OH)_3$ as a final product.