Group Numbers signify _____________, Number of Valence electrons, Number of Electron Shells, Alkali Metals are Univalent whereas Halogens are-, Divalent , None of the Above, Trivaent, Occurrence of Characteristic properties of elements at definite intervals of modern periodic table is known as ______of elements., Regularity of intervals, Periodicity in properties, Trends in features, Nuclear Charge decreases, Atomic Size- , Decreases, Remains same, Increases, Inert gases have larger atomic radius., True, False, Electronegativity means--------, Amount of energy needed to remove an electron , Energy released in accepting electrons to form Anions, Tendency of atom to attract towards itself in a compound., Element having Highest I.P ---------, Helium, Caesium, Cadmium, Radium, Nuclear charge increases down the group. What should E.A result in ?, Increase, Unaffected, Decrease, Elements with high electronegativity are present on _______ side of the Periodic Table, your right hand side (towards 0 group), your left hand side (towards group 1), As Atomic Radii increases, Metallic character, Increases, Decreases, Where are the most metallic elements placed in a group?, Bottom, Top, Which one of them is in correct order of decrease in electronegativity?, Cl, S, Al, Mg, Cl, Al, S, Mg, Mg, Al, S, Cl, Mg, Cl, Al, S, Observe the table and say which of the periodic properties increase down the group?, I.P, E.A, E.N, Metallic and Non Metallic Character, Atomic Size, Metallic character, Valency, Nuclear Charge, What is the energy required to remove the electron from an isolated gaseous atom and convert into a positively charged gaseous ion?, Ionization energy, Electron affinity, Electron potential , X is an element. In its inner orbitals of the atom, electron change takes place. What do you deduce?, X is a halogen, X is a transition element, X is an alkaline Earth Metal, X is not an element..

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