Generally, non-metals are not lustrous. Which of the following nonmetal is lustrous?
Which one of the following four metals would be displaced from the solution of its salts by other three metals?
2 mL each of concentrated HCl, HNO3 and a mixture of concentrated HCl and concentrated HNO3 in the ratio of 3 : 1 were taken in test tubes labelled as A, B and C. A small piece of metal was put in each test tube. No change occurred in test tubes A and B but the metal got dissolved in test tube C respectively. The metal could be
An alloy is
An electrolytic cell consists of
During electrolytic refining of zinc, it gets
An element A is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identify the element from the following
Alloys are homogeneous mixtures of a metal with a metal or nonmetal. Which among the following alloys contain non-metal as one of its constituents?
Which among the following statements is incorrect for magnesium metal?
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