101)Quantum theory was proposed by
102)Which of the following groups of elements has ns2 electronic configuration?
103)The general electronic configuration of noble gases is
104)The longest period in the modern periodic table is
105)Which among the following elements has the highest electronegativity?
106)Law of octaves was proposed by
107)Ionic compounds are soluble in
108)The number of covalent bonds in methane is
109)Which of the following elements forms a unipositive ion?
110)Which of the following anions has Ne electronic configuration?
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