STRUCTURE OF ATOM AND CHEMICAL BONDING MCQs

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1. . The word atom is derived from a Greek word:





2. . The mass of electron is ____ times of the mass of proton:





3. . All the particles present in the nucleus are called:





4. . The proton was discovered by:





5. . Which subshell is spherical in shape:





6. . The region around the nucleus where probability of finding electrons is maximum is called:





7. . The maximum number of electrons in ā€˜pā€™ orbital is:





8. . The maximum number of electrons in ā€˜dā€™ orbital is:





9. . The value of electronegativity of fluorine is:





10. . The bond formed by transfer of electron between atoms is called:





11. . The bond formed by mutual sharing of electrons between atoms is called:





12. . Shared electron pair is given by one atom only in ______ bond:





13. . Point out the compound having ionic bond:





14. . Electronegativity difference > 1.7, the bond is:





15. . In nitrogen molecule, the number of pi bonds is:





16. . The parallel overlapping of orbitals takes place in:





17. . The atom that gives an electron pair in coordinate covalent bond is called:





18. . The atom that takes an electron pair in coordinate covalent bond is called:





19. . Point out the molecule having polar bond:





20. . In ______ bond, the shared electron pair is attracted unequally:





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