Chemistry questions
29404 published questions with worked solutions.
- Beryllium shows diagonal relationship with aluminium. Which of the following similarity is incorrect?Not in JEE Main or NEET syllabus
- In which of the following processes, fused sodium hydroxide is electrolysed at 330^ C temperature for extraction of sodium?Not in JEE Main or NEET syllabus
- Electrolysis of fused KCl MgCl_2 6H_2O gives:
- The correct increasing covalent character is:
- Beryllium shows diagonal relationship withNot in JEE Main or NEET syllabus
- A gas reacts with CaO and not with NaHCO_3 is:
- Calcium is obtained byNot in JEE Main or NEET syllabus
- Magnesium form Mg^ 2+ and not Mg^ + because:
- Several blocks of Mg are fixed to the bottom of a ship to:
- Bleaching powder is obtained by the interaction of chlorine and
- Which of the following does not illustrate the anomalous properties of lithium?Not in JEE Main or NEET syllabus
- The alkali metals have low melting points. Which of the following alkali metal is expected to melt, if the room temperature rises...Not in JEE Main or NEET syllabus
- Choose the correct option from the codes given below regarding elements and their characteristics colour given in Column I and...Not in JEE Main or NEET syllabus
- Among RbCl , BeCl_2 , MgCl_2 , LiCl , the compounds with least and greatest ionic character respectively are
- Mix calcium sulphate with conc. HCl and forms a paste. Bring a pinch of this paste near to the flame, what colour will you obtain?
- Identify the correct formula of halides of alkaline earth metals from the followingNot in JEE Main or NEET syllabus
- In which of the following the hydration energy is higher than the lattice energy?
- Lattice energy (numerical value) of chloride of alkali metals is in order of
- Correct order of decreasing covalent character in metal halides is
- The correct order of solubility of alkali metal fluorides in water isNot in JEE Main or NEET syllabus