Which of the following impurities present in sodium chloride are deliquescent ?
(i) `Na_(2)SO_(4) , (ii) MgCI_(2)`
(iii) CaSO_(4) , (iv) `CaCI_(2)`

Which of the following metals are obtained by electrolysis of their chlorides in molten state ? (i) Na (ii) Ca (iii) Fe (iv) Cu

Which of the following metals are obtained by electrolysis of their chlorides in molten state? (i) Na (ii) Ca (iii) Fe (iv) Cu

Which of the following is gypsum and which one is plaster or Paris ? (i) CaSO_(4)*(1)/(2)H_(2)O (ii) CaSO_(4)*2H_(2)O

Which of the following is a Bronsted base ? (i) NH_(3) , (ii) CH_(3)NH_(2) (iii) HCO_(3)^(-) , (iv) SO_(4)^(2-)

Which of the following is most effective in coagulating positively charged hydrated ferric oxide sol ? (i) NaNO_(3) (ii) Na_(2)SO_(4) (iii) (NH_(4))_(3)PO_(4)

Which of the following is most effective in coagulating positively charged hydrated ferric oxide sol ? (i) NaNO_(3) (ii) Na_(2)SO_(4) (iii) (NH_(4))_(3)PO_(4)

Select the acidic and basic anhydrides from the following : (i) Na_(2)O (ii) P_(4)O_(6) (iii) SO_(2) (iv) Al_(2)O_(3)

Indicate the cations present in the following compounds : (i) (NH_(4))_(2)SO_(4)" " (ii) Ca(NO_(3))_(2) (iii) CH_(3)COONa" " (iv) H_(2)SO_(4)