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The chemicals most commonly used for cloud seeding or artificial rainmaking' is/are
Which one among the following polymers is used for making bullet-proof material?
The isotope of Uranium capable of sustaining chain reaction is -
Conversion of chemical energy into electrical energy occurs in -
When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is -
Which one of the following elements is least likely to be found in commercial fertilizers?
The basic chemical building block of natural rubber obtained from trees is –
The name of plastic polymer from which combs, toys, bowls etc., can be made, is
389 videos|546 docs|149 tests
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389 videos|546 docs|149 tests
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