Which of the following is not a nucleon?
1). Proton
2). Neutron
3). Electron
4). Positron
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1. The fuel used in an atomic reactor is
2. Which of the following metal (shown by its symbol) is generally used for making filaments of bulb?
3. Which one of the following is a major green house gas?
4. Diamonds are glittering and attractive because light Incident on them undergoes
5. Chemical name of Gammaxane is:?
6. Iodized salt is beneficial for
7. Which of the following elements is non radioactive ?
8. Which of the following is not a nucleon?
9. Select the one which is not a mixture :
10. The greenhouse effect is caused by the higher level of which gas in the atmosphere ?