19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Epsom salt is (RPMT 2010)
Gypsum on heating to 390 K gives. (RPMT 2010)
The ionic mobility of alkali metal ions is aqueous solution is maximum for (RPMT 2010)
Among the alkali metals, cesium is the most reactive because (RPMT 2010)
The yellow coloured flame is of (MP PMT 2010)
Which of the metal carbonates is decomposed on heating? (MP PMT 2010)
Washing Soda is (MP PMT 2010)
The hightly reactive alkali metals are kept in (CPMT 2010)
In aqueous solution, the most stable sulphate is (CPMT 2010)
The solubilites of Na2SO4, BeSO4, MgSO4 and BaSO4 will follow the order (AMU 2010)
Which of the following alkaline earth metal sulphates has hydration enthalpy higher than the lattice enthalpy? (AIPMT 2010)
Property of the alkaline earth metals that increase with their atomic number (AIPMT 2010)
For alkali metals, which one of the following trends is incorrect? (KCET 2010)
Correct order of stability of group IIA metal carbonates is (OJEE 2009)
Among the following, the least thermally stable is (J & K CET 2009)
Which of the following will give H2 gas with dilute HNO3? (CPMT 2009)
Which physical property in the alkali metal group increases with atomic number? (AMU 2009)
In the case of alkali metals, the covalent character decreases in the order, (CBSE AIPMT 2009)
Which of the following oxides is not expected to react with sodium hydroxide? (CBSE AIPMT 2009)
The solubilities of carbonates decrease down the magnesium group due to a decrease in (RPMT 2008)
Which of the following on thermal decomposition yields a basic as well as an acidic oxide? (Kerala CEE 2008)
The correct order of stability for the following superoxides is (EAMCET 2008)
Equimolar solution of the following were prepared in water separately. Which one of the solutions will record the highest pH? (AIPMT 2008)
The alkali metals from salt-like hydride by the direct synthesis at elevated tempeature. The thermal stability of these hydrides decreases in which of the following orders? …
In which of the following the hydration energy is higher than the lattice energy? (CBSE AIPMT 2007)