The alkali metals have relatively low melting point. Which one of the following alkali metals is expected to have the highest melting point? |
|
|||
(a) |
Li |
(b) |
Na |
|
(c) |
K |
(d) |
Rb |
The alkali metals have relatively low melting point. Which one of the following alkali metals is expected to have the highest melting point? |
|
|||
(a) |
Li |
(b) |
Na |
|
(c) |
K |
(d) |
Rb |
Statement I: Diamond is very bright. Statement II: Diamond has very low refractive index. (a) Both the statements are individually true and Statement II is the correct explanation of Statement I. (b) Both the statements are individually true but Statement II is not the correct explanation of Statement I. (c) Statement I is true but Statement II is false (d) Statement I is true but Statement II is true. |
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