Chemistry The chemical bahaviour of an atom depends upon The number of neutrons in the nucleus The number of electrons orbiting around the nucleus The number of protons in its nucleus The number of nucleons in the nucleus The number of neutrons in the nucleus The number of electrons orbiting around the nucleus The number of protons in its nucleus The number of nucleons in the nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to X-rays Positive rays ?-rays ? and ? rays X-rays Positive rays ?-rays ? and ? rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance's smell is similar to Ethanoic acid? Vinegar Lemon Kerosene Tomato juice Vinegar Lemon Kerosene Tomato juice ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Propane Methane Helium Nitrogen Propane Methane Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Ammonia Nitrous oxide Arsine Sulphur dioxide Ammonia Nitrous oxide Arsine Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ Different atomic numbers and different atomic mass The same atomic number and the atomic mass Different atomic numbers and the same atomic mass The same atomic number but different atomic masses Different atomic numbers and different atomic mass The same atomic number and the atomic mass Different atomic numbers and the same atomic mass The same atomic number but different atomic masses ANSWER DOWNLOAD EXAMIANS APP
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