Question

Mendeleev predicted the existence of an element between calcium, Ca, and titanium, Ti. He called this undiscovered element eka-boron, Eb. Suggest why he predicted a number of 44 for this element.

Answer 1

Answer:

because he took the average of atomic masses of calcium and titanium.

Explanation:

calcium have atomic mass - 40

titanium have atomic mass - 48

average of atomic masses

$44 + 48 = 88 \div 2 = 44$

thus he predicted a number 44

I hope my answer would help you.

Answer 2

Explanation:

44 is the correct answer

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