19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which one of the alkali metals forms only, the normal oxide, M2O on heating in air? (AIPMT 2012)
Which of the following compounds has the lowest melting point? (AIPMT 2011)
Which one of the following is present an an active ingredient in bleaching powder for bleaching action? (AIPMT 2011)
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)
Consider the following abbreviations for hydrated What is the correct order of size of these hydrated alkali ions? n n n x Li H O , y Na H O ,z K H O (J & K CET 2006)
Lower melting point chloride is (JCECE 2006)
When sodium nitrate is heated above 800° C then (JCECE 2006)
Main process for the manufacture of sodium carbonate is (MP PMT 2006)
Which compound will show the highest lattice energy? (AIPMT 1993)
Which one of the following properties of alkali metals increases in magnitude as the atomic number reises? (AIPMT 1989)
Magnesium burns in air to produce MgO and …X… with …Y… flame. Here, X and Y refer to
Along the group, size and ionization enthalpy of the group II elements(s) … and … respectively.
Magnesium reacts with an element (X) to form an ionic compound. If the ground state electronic configuration of (X) is 1s2 2s2 2p3, the simplest formula for this compound is (NEET 2018)
The atomic and ionic radii of the alkaline earth metals are …A… than those of the corresponding alkali metals in the corresponding period Here, A refers to
Nature of bonding present in compounds of alkaline earth metals are
Ground state valence shell electronic configuration of barium is