19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The first ionization enthalpy of the alkaline earth metals are …X…. that of corresponding group I metal. Here, X refers to
Which of the following is not an alkaline earth metal?
Ground state valence shell electronic configuration of barium is
Nature of bonding present in compounds of alkaline earth metals are
Which of the following is correctly order regarding hydration enthalpies of alkaline earth metals?
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 …
Which of the following ion is most abundant within cell fluid?
What approximate amount of ATP is used by a resting human in 24 hours?
Sodium ions found primarily in which part of human body?
Beryllium has …A… Property from rest of alkaline earth metals and show diagonal relationship with …B… Here, A and B refer to
Hydration energy of alkaline earth metal has …A… value to that of alkali metal. Here, A refer to
Which of the following statements(s)is/are correct regarding sodium hydroxide? I. It is white and translucent. II. It melts at 591K. III. It is non-deliquescent IV. It is soluble in water and its aqueous solution is…
Which of the following statement is incorrect regarding use of caustic soda?
Sodium chloride is prepared by the electrolysis of sodium chloride solution the electrodes used as cathode and anode are respectively.
Which of the following is used in the preparation of cakes or pastries?
Solubility of sodium chloride in 100 g of water at 273 K is
Which of the following is commonly named as caustic soda?
Sodium hydroxide is commercially prepared by
The formula of soda ash is
Crude…A… Generally obtained by crystallization of brine solution. Here, A refers to
Which of the following is present as impurity in crude sodium chloride?
A 70 Kg man contain about …X… of Na and …Y… of K. here, X and Y 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 is known molecular formula of washing soda?
Solvay process is used in the preparation of