A) Pressure in the bottle |
B) Compression from the bottle |
C) Diffusion |
D) Osmosis |
C) Diffusion |
1). What type of mixture is smoke ?
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2). A compound that is a white solid which absorbs water vapour from the air is :
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3). What are the elements which are liquids at room temperature and standard pressure ? 1. Helium 2. Mercury 3. Chlorine 4. Bromine Select the correct answer using the code given below :
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4). Which one among the following colours has the highest wavelength ?
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5). Which one among the following is not a correct statement ?
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6). \( \Large NaOH + HCL -> NaCl + H_{2}O \) In the above chemical reaction ;
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7). Which element forms the highest number of compounds in the periodic table ?
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8). Dirty cloths containing grease and oil stains are cleaned by adding detergents to water. Stains are removed because detergent :
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9). Motion of an oscillating liquid column in a U-tube 1s :
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10). A ray of white light strikes the surface of an object. If all the colours are reflected the surface would appear:
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