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S CHAND IIT JEE FOUNDATION-ATOMIC STRUCTURE-QUESTION BANK-20
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- What type of element tends to lose electrons when it forms bonds?
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- Which pair of atoms can form an ionic bond?
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- The atomic number of an element is 15. Hence, it will show a valency o...
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- The valency of which of the elements is zero?
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- Which of the following statements is always correct?
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- The number of valence electrons present in noble gases is:
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- Oxygen has an atomic number of 8. Which of the following could form th...
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- An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...
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- An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...
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- An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...
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- An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...
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- Atomic models have been improved over the years. Arrange the following...
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- For an atomic number 20, the 20th electron will occupy
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