19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Along the group, size and ionization enthalpy of the group II elements(s) … and … respectively.
The first ionization enthalpy of the alkaline earth metals are …X…. that of corresponding group I metal. Here, X refers to
Alkali metals are generally silvery white but beryllium and magnesium appears to be
The alkaline earth metals have smaller size than those of corresponding alkali metals, this is due to
Melting and boiling point of the alkaline earth metal are …X… than the corresponding alkali metal due to …Y… sizes. Here, X and Y refer to s-BLOCK
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
Which of the following ion is most abundant within cell fluid?
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 is not an alkaline earth metal?
Nature of bonding present in compounds of alkaline earth metals are
The formula of soda ash is
A 70 Kg man contain about …X… of Na and …Y… of K. here, X and Y refer to
Which of the following statement is incorrect regarding use of caustic soda?
Which of the following is used in the preparation of cakes or pastries?
Sodium ions found primarily in which part of human body?
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
Match the Column I and Column II according to element and their characteristics colours, appears in flame test and select the correct option from the codes given below. Column I Column II A. Ca 1. Apples green B. Sr 2…
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 commonly named as caustic soda?
Solubility of sodium chloride in 100 g of water at 273 K is
Sodium hydroxide is commercially prepared by
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…
Beryllium and magnesium do not impart any colour to the flame test. The reason is that