The chemical reactions which proceed with the evolution of heat energy are called exothermic reactions. Heat evolved is expressed in Joules (J) or kilo Joules (kJ). All combustion...
The rate of a chemical reaction is defined as the change in the concentration of the reactant or product per unit time. The Factors affecting the rate of...
In a physical change, substances don’t change; only their molecules are rearranged. No new substance is formed in a physical change. In Chemical Change, a chemical reaction takes...
Atomic Number is the number of Protons in nucleus of an Atom. Mass number of an element is the number of nucleons viz. Neutrons and Protons. The atomic...
Matter can exist in at least four fundamental states viz. solid, liquid, gas and plasma. There are other states also such as Bose–Einstein condensate, quark-gluon plasmas etc. which...
Indian Computer Emergency Response Team (CERT-In) has signed cybersecurity agreement with its counterparts in Malaysia, Singapore and Japan. In this regard, the Union Cabinet chaired by the Prime...
1. Which of the following states has been celebrating the Red Panda Winter Festival 2016? [A]Nagaland [B]Meghalaya [C]Sikkim [D]Assam Answer: Sikkim The Red Panda Winter Festival 2016 was...
What is the name of the 24 hour classical music audio channel launched by the All India Radio (AIR)? [A]Classic Country [B]Raagam [C]Ganam [D]Classic Tunes Show Answer Raagam...
Deborah Herold is associated with which of the following sports? [A]Cycling [B]Swimming [C]Table Tennis [D]Rugby Show Answer Cycling Deborah Herold, the 20-year-old cyclist from the Andamans created history...
Marvin Minsky, who passed away recently, was related to which fields? [A]Film director [B]Journalist [C]Fiction writer [D]Computer scientist Show Answer Computer scientist Marvin Minsky (88), the founding father...
