Methane contributes towards global warming so it is called a _________________ gas.
__________gives hardness to stainless steel.
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The most pure form of carbon among the options is
What is the product formed when sodium bicarbonate is heated strongly?
What happens in an oxidation reaction?
Which among the following has the maximum density?
Bauxite is an ore/mineral of
The mass of proton and mass of ________ is same.
The compound used in prickly-heat powder to prevent excessive sweating is
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