Question

Q1 . what are alloys ? give on example . Q2 . give two example of reaction where heat is liberated ?

Answer 1

Explanation:

1. )An alloy is a mixture or metallic-solid solution composed of two or more elements. Examples of alloys include materials such as brass, pewter, phosphor bronze, amalgam, and steel. Complete solid solution alloys give single solid phase microstructure

2)when coal is burnt in oxygen, carbondioxide is produced and heat is liberated. 2) slaked lime is prepared by adding water to quick lime. in this reaction also heat is give out

Answer 2

Answer:

heyy.......

An alloy is a mixture of two or more metals. Some familiar examples of alloys include brass, bronze, pewter, cast and wrought iron, steel, coin metals, and solder (pronounced SOD-der; a substance used to join other metallic surfaces together).

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