Which among the following has highest electron affinity?
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Which of the following can undergo sublimation?
Fire extinguishers emit which gas?
Which of the following elements has the lowest melting point?
Atomic number of which of the following elements is greater than that of Magnesium
___________ gases absorb long wave (infrared) radiation from the earth and emit it again towards the earth.
Which is known as carbolic acid?
_____ is the most ductile metal.
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