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Are rights:
Mendeleev produced the first orderly arrangement of known elements.
Mendeleev ordered the elements by increasing atomic number.
Mendeleev used patterns to predict undiscovered elements.
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Are rights:
Mendeleev produced the first orderly arrangement of known elements.
Mendeleev ordered the elements by increasing atomic number.
Mendeleev used patterns to predict undiscovered elements.
Hugs!!
Answer:
Mendeleev used patterns to predict undiscovered elements.
Mendeleev produced the first orderly arrangement of known elements
Explanation:
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