Molten cast iron is poured into moulds to make different shapes.Which special-ity of cast iron is based for it?

Define: Cast iron

How pig iron is converted into cast iron?

The names of some metals are given below. Tungsten, Gold, Sodium, Copper, Iron, Magnesium Answer the following questions by selecting the appropriate ones from the list. Which metal with high malleability is used for making ornaments? Which of these metals reacts with cold water? Which of these is a hard metal but corrodes easily?

The statement that is NOT correct is that (1) A furnace lined with haematite is used to convert cast iron to wrought iron. (2) Collectors enhance the wettability of mineral particles during froth floatation. (3) In vapour phase refining, metal should form a volatile compound. (4) Copper from its low-grade ores is extracted by hydrometallurgy.

The solutions of ZnSO4 , FeSO4, CuSO4 and AgNO3 are taken in four different test tubes. Suppose, an iron nail is kept immersed in each one: In which test tube the iron nail under goes a colour change?, What is the reaction taking place here?

How is 'cast iron ' different from 'pig iron'?

Assertion : Limestone added in the blast furnace decomposes to give CaO which forms slag in molten state and separates out from iron. Reason : The iron obtained from the blast furnace contains about 4% carbon and many impurities like S, P, Si, Mn, etc.