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JEE Main 202228 JuneEvening Shift
Exam
JEE Main
Year
2022
Date
28 June
Shift
Evening Shift
Subject
Chemistry
Chapter
s Block Elements

JEE Main 2022 · 28 June · Evening Shift · Chemistry · s Block Elements

Among the following, basic oxide is

Among the following, basic oxide is

Options

  1. ASO3{SO}_{3}
  2. BSiO2{SiO}_{2}
  3. CCaOCaO
  4. DAl2O3{Al}_{2}{O}_{3}

Correct answer

C. CaOCaO

Step-by-step solution

Oxides of metals are generally basic in nature but some are amphoteric in nature.

Oxides of non-metals are acidic in nature but some of them are neutral.

SO3{SO}_{3} is acidic in nature it reacts with bases.

Al2O3{Al}_{2}{O}_{3} is amphoteric in nature as it reacts with both acids and bases.

SiO2{SiO}_{2} is acidic in nature.

CaOCaO is a basic oxide and it reacts with acids readily.

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