Free Online Mock Chemistry Multiple Choice Test on Periodic properties

Sub Category : Periodic properties

Test : 1

Time Left :

1)	The law of triads is applicable to (1) Lithium beryllium, boron (2) Fluorine, chlorine, bromine (3) Chlorine, bromine, iodine (4) Sodium, Potassium, rubidium
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2)	Law of octaves was proposed by (1) Lothar Meyer (2) D.I. Mendeleev (3) J.A.R. Newlands (4) J.W. Dobereiner
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3)	The concept of telluric helix was developed by (1) Lothar Meyer (2) A.E. de Chancourtois (3) Newlands (4) Dobereiner.
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4)	In the Mendeleev's periodic table, elements are arranged in the increasing order of their (1) numbers of neutrons (2) atomic number (3) atomic mass (4) atomic volume
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5)	The law of triads was proposed by (1) Dobereiner (2) Newlands (3) Lothar Meyer (4) Chancourtois.
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