111)Which one of the following compounds is used as reagent in the preparation of “Chloroform”?
112)The equation “E = hv” is proposed by
113)In a given shell, the orbital which has more penetration power towards the nucleus is
114)The total number of inner transition elements in the periodic table is
115)The maximum number of electrons that can be accommodated in the M-shell of an atom’ is
116)In which of the following molecule, the bond angle is 107°48′?
117)The number of bond pairs and lone pairs of electrons in H2O molecule are?
118)Which of the following represents the correct order of electronegativity among halogens?
119)1 nanometer is equal to
120)The element having highest electronegativity is
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