a) The given reaction is called a thermite reaction because it involves the displacement of a metal from its oxide by aluminium, producing a large amount of heat. b) In this reaction, aluminium (Al) is oxidised to aluminium oxide (Al₂O₃), ...
Discussion Forum Latest Questions
MCl₃; M₂(SO₄)₃. M in general forms Ionic bond. It can acquire a stable electronic configuration of neon (2, 8) by losing its three valence electrons to form M³⁺ cations. Compounds formed will conduct electricity in liquid / molten state but ...
The correct option is (C). The correct group is Cuscuta, ticks, lice, leeches, and tapeworm, as all are parasites that depend on other organisms for food. They exhibit the same heterotrophic parasitic mode of nutrition, deriving nourishment directly from their ...
The reddish-brown metal X is copper (Cu). When heated in air, it forms black copper(II) oxide (CuO) or Y. On heating with hydrogen, CuO reduces back to Cu, used in electrical wiring. class 10 science Question Paper answer key cbse class 10 ...
We are advised to take iodised salt because Iodine is essential for the synthesis of thyroxin hormone. Thyroxin regulates carbohydrate, protein and fat metabolism in the body. Thyroxin provide best balance for growth in the body. CBSE Class 10 Science Question ...