Cement, the important building material is a mixture of oxides of several elements…
Chemistry · JEE Main · NTA Exams — p-Block Elements
Cement, the important building material is a mixture of oxides of several elements. Besides calcium, iron and sulphur, oxides of elements of which of the group(s) are present in the mixture ?
- Group 2
- Groups 2, 13 and 14
- Groups 2 and 13
- Groups 2 and 14
Answer
(B) Groups 2, 13 and 14
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