A substance that is used as a ripening agent for fruits i...
A substance that is used as a ripening agent for fruits is
ethene
propane
methane
butane
Correct answer is A
No explanation has been provided for this answer.
Four elements W, X, Y and Z have atomic number 2,6,16 and 20 respectiv...
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Which of the following raw materials is used in the plastic industry ? ...
If an element has the electronic configuration 1s 2 2s2 2p3 3s2 3p4, it is...