Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति
JEE Main & Advanced
Chemistry
Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति
Question Bank
Valency and oxidation state
question_answer
Out of the following elements which one do you expect to be most reactive chemically [CPMT 1983]
A)\[Mg\]
B)\[Ca\]
C)\[Sr\]
D)\[Ba\]
Correct Answer:
D
Solution :
Reactivity of alkaline earth metals increases down the group.