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Which is a compound? calcium air iodine water
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5 votes
Which is a compound?


calcium

air

iodine

water

User Richard Fung
by
8.2k points

2 Answers

2 votes
I'm sure it's Calcium
User Owen Chen
by
8.2k points
2 votes
Air as it contains many different elements making it a compound and not a element or molecule. a example of a element is iodine and calcium and an example of a molecule is water of dihydrogen monoxide aka 2 H and 1 O in a molecule.
User Sanjay Kumar
by
7.7k points
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