Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?
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Activated Charcoal is used to remove colouring matter from pure substances by_______
Which amongst the following is not a Cation?
Chemical name of vinegar is
Which of the following bonds are weakest in nature?
Which molecule is used up in photosynthesis?
The first step in photosynthesis is to split the water molecule using sun light.
Which of the following is NOT a primary green house gas in the earth's atmosphere?
An unbalanced chemical equation is called a
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