The reaction of Copper Sulphate and Iron produces Iron Sulphate and __________.
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___________ is obtained by evaporation of sea.
Which of the following constitutes highest percentage of Green House gases?
Electrons in the highest energy level of an atom are called ________.
Oxide of which of the following will turn red litmus blue?
Pentane has _____ structural isomers.
___________ gases absorb long wave (infrared) radiation from the earth and emit it again towards the earth.
Which of the following statements is INCORRECT?
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