The correct order of conductivity of ions in water is:
\( \mathrm{Cs^{+} > Rb^{+} > K^{+} > Na^{+}} \)
\( \mathrm{K^{+} > Na^{+} > Cs^{+} > Rb^{+}} \)
\( \mathrm{Rb^{+} > Na^{+} > K^{+} > Li^{+}} \)
\( \mathrm{Na^{+} > K^{+} > Rb^{+} > Cs^{+}} \)
The number of water molecules is gypsum, dead burnt plaster and plaster of Paris, respectively are:
Match List -I with List IIChoose the correct answer from the options given below:
The oxide that gives \( \mathrm{H_2O_2} \) most readily on treatment with \( \mathrm{H_2O} \) is:
The correct set from the following in which both pairs are in correct order of melting point is:
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).Assertion (A): Barium carbonate is insoluble in water and is highly stable.Reason (R): The thermal stability of the carbonates increases with increasing cationic size.Choose the most appropriate answer from the options given below:
Match List-I with List-II:
Choose the most appropriate answer from the options given below:
One of the by-products formed during the recovery of \( \mathrm{NH_3} \) from Solvay process is :
Match List I with List II:
Choose the correct answer from the options given below:
Choose the correct statement from the following :
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).Assertion (A): Lithium salts are hydrated.Reason (R): Lithium has higher polarising power than other alkali metal group members.In the light of the above statements, choose the most appropriate answer from the options given below:
The functional groups that are responsible for the ion-exchange property of cation and anion exchange resins, respectively, are :
Number of paramagnetic oxides among the following given oxides is: \( \mathrm{Li_2O} \), \( \mathrm{CaO} \), \( \mathrm{Na_2O_2} \), \( \mathrm{KO_2} \), \( \mathrm{MgO} \) and \( \mathrm{K_2O} \)
Match List-I with List-II:Choose the correct answer from the options given below:
