19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which of the following is not an alkaline earth metal?
Ground state valence shell electronic configuration of barium is
What approximate amount of ATP is used by a resting human in 24 hours?
Beryllium has …A… Property from rest of alkaline earth metals and show diagonal relationship with …B… Here, A and B refer to
Nature of bonding present in compounds of alkaline earth metals are
Hydration energy of alkaline earth metal has …A… value to that of alkali metal. Here, A refer to
Along the group, size and ionization enthalpy of the group II elements(s) … and … respectively.
A 70 Kg man contain about …X… of Na and …Y… of K. here, X and Y refer to
The formula of soda ash is
Sodium ions found primarily in which part of human body?
Along the group in alkali metals the density
Which of the following ion is most abundant within cell fluid?
In which of the following the hydration energy is higher than the lattice energy? (CBSE AIPMT 2007)
Which of the following statement (s) is/are correct? I. Sodium and potassium are found on same sides of cell. II. Sodium and potassium are present on opposite side of cell. III. Sodium is found in blood plasma and …
Alkaline earth metals are …X… than that of alkali metals. Here, X refer to
Assertion (A): The compounds of alkaline earth metals are more extensively hydrated than those of alkali metal. Reason (R): This is due to low hydration energy of alkaline earth metal as compared to alkali metal.
Which of the following will give H2 gas with dilute HNO3? (CPMT 2009)
Monovalent ions are …A…than parent atom. Here, A refers to
Beryllium and Magnesium are kinetically inert to oxygen and water because of formation of …X.. on their surface. Here, X refer to
Atomic and ionic radii of alkali metals …X… on moving down the group. Here, X refer to
Alkali metals readily …X… electron to give monovalent M+ ion. Here, X refer to
Alkali metals have …X… size in a particular period. Here, X refer to
Which compound will show the highest lattice energy? (AIPMT 1993)
The ionization enthalpies of alkali metals are considerably
Alkali metals show regular trend in their physical and chemical properties with the