Important questions for class 11 Chemistry Chapter 14 Environmental Chemistry

important questions class 11 chemistry chapter 14 environmental chemistry 1

Which of the following configuration corresponds to an alkaline earth metal

[N e] 3 s^{2} 3 p^{1}

[A r] 3 d^{10} 4 s^{2}]

[K r] 5 s^{1}

[A r] 4 s^{2}

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Chapter 3 – Classification of Elements and Periodicity in Properties	Chapter 5 – States of Matter: Gases and Liquids
Chapter 7 – Equilibrium	Chapter 9 – Coordination Compounds
Chemical And Physical Change	Chemical compounds: Elements, Atoms and Molecules
Chemical Equilibrium	Chemical Kinetics : The Study Of Reaction Rates

Chapter 14 - Environmental Chemistry