Chemistry General Science Test Hard Mode

Sr. #	Questions	Answers Choice
1	Variable valency is generally exhibited by	Normal elements Transition elements Metallic elements None of these
2	Which has largest first ionization energy?	Li Na K Rb
3	Number of elements presents in the fifth period of periodic table is	8 10 18 32
4	Which of the following statements is most appropriate about effective nuclear charge? It depends upon	The shielding constant The atomic number The charge on the nucleus Both the nuclear charge and the shielding constant
5	Which of the following represents elements in order of increasing atomic size?	I,Br,CI Na,Mg,C C,N,O Li,Na,K

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