According to Mendeleev's ′ Periodic Law, the elements were arranged in the periodic table in the order of
(a) increasing atomic number
(b) decreasing atomic number
(c) increasing atomic masses
(d) decreasing atomic masses

NCERT Class X
Science - Exemplar Problems

Chapter_Periodic Classification of Elements

2

Answers

2015-05-29T16:27:58+05:30
A] increasing atomic numbers
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2015-05-29T16:30:39+05:30
IT IS (a)INCREASING ATOMIC NUMBER.

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