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प्रश्न
Dry ice is ______.
पर्याय
Solid NH3
Solid SO2
Solid CO2
Solid N2
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उत्तर
Dry ice is solid CO2.
Explanation:
Solid CO2 is referred to as dry ice because it is used in laboratories to create an ice bath for organic reactions. It is made by rapidly cooling high-pressure CO2 gas.
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संबंधित प्रश्न
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| Column I | Column II |
| (i) \[\ce{BF^{-}4}\] | (a) Oxidation state of central atom is +4 |
| (ii) AICI3 | (b) Strong oxidising agent |
| (iii) SnO | (c) Lewis acid |
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| (e) Tetrahedral shape |
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| Column I | Column II |
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| (iii) Boron in B2H6 | (c) sp3d2 |
| (iv) Carbon in Buckminsterfullerene | |
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