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 ...

(i) They are lustrous, i.e., they have a shiny surface. (ii) All metals are solids except mercury which is liquid at room temperature. (iii) Metals are ductile which means they can be drawn into wires ...

View the video below to see what you and your students will do in this lesson. Because substances are made up of different atoms and molecules, they react in characteristic ways. Production of a gas, ...

Get the NCERT Solutions for Class 8 Science Chapter 4 - Materials: Metals and Non-Metals from here to prepare for your tests and exams to be held in 2021-2022. You can find here the appropriate ...

Many of the C–H bonds in hydrocarbons look alike to chemical reagents. As a result, synthetic chemists often have to install activating or directing groups to get reactions to occur at C–H bonds of ...

Baked bread, roasted coffee, and grilled steak owe their enticing smell to a sequence of chemical reactions that was first reported 100 years ago by the French chemist Louis-Camille Maillard. Although ...