NAT I Medical Chemistry With Answers

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NAT I Medical Chemistry

Sr. # Questions Answers Choice
1 Potassium is kept in Water Ammonia alcohol Kerosene <br>
2 Which of the following does not reflect the periodicity of elements? Bonding behaviour Electronegativity Ionisation potential Neutron/proton ratio.
3 Which of the following has greatest tendency to lose electron? F Fr S Be
4 Which of the following elements is most electronegative? Oxygen Chlorine Nitrogen Fluorine
5 The alkali metal which is liquid at 15°C is K Cs Na None
6 Which of the following pairs are chemically dissimilar? Na and K Ba and Sr Zr and Hf Ca and Zn
7 Variable valency is generally exhibited by Normal elements Transition elements Metallic elements None of these
8 Which has largest first ionization energy? Li Na K Rb
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