Melting point and boiling point : Metals have high melting and boiling points. But there are esceptions-sodium and potansium melt and boil at low temperatures. Gallium and caesium can melt if kept on palm.
Metal | m.p. () | b.p. () |
---|---|---|
Zinc | 419 | 907 |
Iron | 1535 | 2750 |
Copper | 1083 | 2567 |
Silver | 962 | 2212 |
Which of the following are correct : (a) The melting point of Silver is 9620C. (b) The boiling point of Silver is more than that of Iron. (c) Generally, Metals have high melting and boiling points. | |||
Right Option : C | |||
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Which of the following have highest melting point in the given metal ? | |||
Right Option : B | |||
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Which of the following have lowest boiling point in the given metal ? | |||
Right Option : A | |||
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