One mole of acidified $${K_2}C{r_2}{O_7}$$ on reaction with excess $$KI$$ will liberate ______ moles$$(s)$$ of $${I_2}.$$
A.
3
B.
1
C.
7
D.
2
Answer :
3
Releted MCQ Question on Inorganic Chemistry >> D and F Block Elements
Releted Question 1
When same amount of zinc is treated separately with excess of sulphuric acid and excess of sodium hydroxide, the ratio of volume of hydrogen evolved is