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Question
According to Mendeleev's periodic law, the elements were arranged in the periodic table in the order of: ______
Options
increasing atomic number
decreasing atomic number
increasing atomic masses
decreasing atomic masses
Solution
According to Mendeleev's periodic law, the elements were arranged in the periodic table in the order of increasing atomic masses.
Explanation:
According to Mendeleev's periodic law, the elements in the periodic table were arranged in the order of increasing atomic masses.
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