C
Q. The existence of different isotopes of an element is due to the presence of a different number of _____ in the nucleus of their atoms
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Q. The enzyme that hydrolyses cane sugar to glucose and fructose is
Q. The most malleable metal is
Q. The depletion in Ozone layer is caused by ________ .
Q. Which of the following one of the following is found in Vinegar -
Q. In an oxygen molecule, two atoms are united by
Q. Which of the following is the chemical formula for Nitre (saltpeter)?
Q. What is the common name of analgesic and antipyretic drug acetylsalicylic acid?
Q. The most extensive, commercially useful source of thorium as monazite sand occurs in India at
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