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Which one of the following is not a compound? A Marble B Ozone C Carborundum D Quicklime

Which one of the following is not a compound?

A

Marble

B

Ozone

C

Carborundum

D

Quicklime

 
 
 

Grade:12th pass

4 Answers

Vikas TU
14149 Points
10 months ago
Dear student 
O 3(ozone) consists of only one kind of atom oxygen. The structure formed by only one type of atom is called a molecule not compound.
 
A compound is a combination of more than one element.
 
Marble, CaCO3 is made by the combination of calcium, carbon and oxygen. 
 
Carborundum, SiC is a compound and quicklime, CaO is also compound.
 
Hence, the answer is option B.

 
Vikas Amritiya
askIITians Faculty 158 Points
10 months ago
Dear student 
O 3(ozone) consists of only one kind of atom oxygen. The structure formed by only one type of atom is called a molecule not compound.
 
A compound is a combination of more than one element.
 
Marble, CaCO3 is made by the combination of calcium, carbon and oxygen. 
 
Carborundum, SiC is a compound and quicklime, CaO is also compound.
 
Hence, the answer is option B.
adilakshmigogada 27
101 Points
9 months ago
Dear student 
O 3(ozone) consists of only one kind of atom oxygen. The structure formed by only one type of atom is called a molecule not compound.
 
A compound is a combination of more than one element.
 
Marble, CaCO3 is made by the combination of calcium, carbon and oxygen. 
 
Carborundum, SiC is a compound and quicklime, CaO is also compound.
 
Hence, the answer is option B
irshad hussain
100 Points
27 days ago
Correct option is
B

Ozone

A compound is made up of two or more elements. Ozone is made up of 3 oxygen atoms which are identical. Hence, it's an element and not a compound.

 
 

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