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An atom of element X contains 3 protons,...

An atom of element X contains 3 protons, 3 electrons and 4 neutrons:
What is its atomic number?

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An atom of element E contains 3 protons, 3 electrons and 4 neutrons : (a) What is its atomic number ? (b) What is its mass number ? (c) Write the electronic configuration of the element E (d) State whether element E is a metal or non-metal. Why ? (e) What type of ion, cation of anion, will be formed by an atom of element E ? Why ? (f) Write the symbol of the ion formed by an atom of element E (g) What could element X be ?

An atom of element X contains 3 protons, 3 electrons and 4 neutrons: What is its mass number?

An atom of element X contains 3 protons, 3 electrons and 4 neutrons: What could element X be?

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An atom of element X contains 3 protons, 3 electrons and 4 neutrons: Write the electronic configuration of the element

An atom of element X contains 3 protons, 3 electrons and 4 neutrons: Write the symbols of the ion formed by an atom of element X.

The atom of an element has 9 protons, 9 electrons and 10 neutrons. What is the atomic number of the element?

An atom of element X contains 3 protons, 3 electrons and 4 neutrons: State whether element X is a metal or non-metal. Why?

The atom of an element X contains 17 protons, 17 electrons and 18 neutrons wheareas the atom of an element Y contains 11 protons, 11 electrons and 12 neutrons. (a) What type of ions will be formed by an atom of element X ? Write the symbol of ion formed. (b) What will be the number of (i) protons (ii) electrons, and (iii) neutrons, in the ion formed form X ? (c ) What type of ion will be formed by an atom of element Y ? Write the symbol of ion formed. (d) What will be the number of (i) protons (ii) electrons, and (iii) neutrons, in the ions formed from Y ? (e ) What is the atomic mass of (i) X, and (ii) Y ? (f) What could the elements X and Y be ?

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S CHAND IIT JEE FOUNDATION-ATOMIC STRUCTURE-QUESTION BANK-20
  1. The number of valence electrons present in noble gases is:

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  2. Oxygen has an atomic number of 8. Which of the following could form th...

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  3. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  4. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  5. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  6. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  7. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  8. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  9. An atom of element X contains 3 protons, 3 electrons and 4 neutrons: ...

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  10. Atomic models have been improved over the years. Arrange the following...

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  11. For an atomic number 20, the 20th electron will occupy

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  12. Members of which of the following have similar chemical properties?

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  13. The number of electrons in an element with atomic number X and mass nu...

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  14. The relative atomic masses of many elements are not whole numbers beca...

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  15. Atoms of which of the following have a valency equal to zero.

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  16. Calculate the number of electrons, protons and neutrons in sodium atom...

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  17. The nucleus of the atom of an element contains 17 protons and 18 neutr...

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  18. The atom of an element has 2 electrons in the M shell. What will be th...

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  19. Atomic number of Alis 13 and mass number is 27 .Calculate the number o...

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  20. An element has atomic number 15. What will be the valency/valencies sh...

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