A solution with a pH value which is less than 7 is acidic. The acids which react with metals usually have quite a low pH, of either 3 or less. Some metals react with acids and when they do the ...

The spectacular reaction of alkali metals with water was poorly understood — despite being a staple of chemistry classes. It’s the classic piece of chemical tomfoolery: take a lump of sodium or ...

Here you get the CBSE Class 10 Science chapter 1- Chemical Reactions and Equations: NCERT Exemplar Solution (Part-II). This part of the chapter includes solutions for Question No. 22 to 44 from the ...

Chemists have discovered the key reaction that takes place in sodium-air batteries that could pave the way for development of the so-called holy grail of electrochemical energy storage. Chemists at ...

CBSE Class 12 Important Chemical Reactions: The CBSE Class 12 Chemistry exam for 2026 is scheduled for February-March. The exam will cover physical, inorganic, and organic chemistry, so it’s important ...

Fuel cells that react liquid sodium metal with air could be the power source required to give electric airplanes much longer ranges, a new paper has proposed. The idea has yet to leave the laboratory ...