Question : Which of the following pair of compound name – formulas is correct? I. Calcium oxide – CaO II. Aluminium oxide – Al2O3 Calcium oxide CaO Aluminium oxide Al2O3 Option 1: Only IOption 2: Both I and IIOption 3: Neither ...

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Question : Which of the following pair of compound name – formulas is correct?
I. Calcium oxide – CaO
II. Aluminium oxide – Al₂O₃

Calcium oxide CaO

Aluminium oxide Al₂O₃

Option 1: Only I
Option 2: Both I and II
Option 3: Neither I nor II
Option 4: Only II

Team Careers360 2nd Jan, 2024

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Answer (1)

Team Careers360 16th Jan, 2024

Correct Answer: Both I and II

Solution : The correct answer is Both I and II.

Aluminium oxide . Two aluminium atoms and three oxygen atoms make up aluminium oxide. Al ₂ O ₃ is the chemical formula for aluminium oxide. It exists in nature as corundum and alumina. Not soluble in water.
Calcium oxide (CaO) is a widely used chemical compound that is also referred to as quicklime or burnt lime.

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