Oxygen molecule is ______.
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What is the net charge on Calcium fluoride?
Which of the following represents an ion?
Yeast is a ______________
Which type of pathogen causes the water-borne disease Typhoid fever?
Gravitational force is maximum at which of the following place?
Gateway of India was built by
If x = 2+3, then what is the value of 2x + 12x ?