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Q. Which one among the following is the heaviest
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Q. Which of the following is correct about Ammonia?
Q. When iron and wood are exposed to sunlight, the iron rod becomes hot quickly because of
Q. Which of the following atom contains the least number of neutrons
Q. What particles move around the nucleus of an atom and are negatively charged?
Q. The residue left after extracting juice from sugarbeet & sugarcane is called
Q. The metal does not give H2 on treatment with dilute HCL is
Q. The most electronegative element among the following is
Q. The number of neutrons present in an element having mass number 226 & atomic number 88 is:
Q. What is the product formed when sodium bicarbonate is heated strongly -
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