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Which of these elements are the least dense? 1. Oxygen and Silico 2. Iron and Magnesium 3. Iron and Nickel 4. Magnesium and Silicon

Which of these elements are the least dense? 1. Oxygen and Silico 2. Iron and Magnesium 3. Iron and Nickel 4. Magnesium and Silicon
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Which of these elements are the least dense?

1. Oxygen and Silico


2. Iron and Magnesium


3. Iron and Nickel


4. Magnesium and Silicon

User Simon Mo
by
8.2k points

2 Answers

4 votes
the first one because just think about how light oxygen or air is
User Stefano Borini
by
8.2k points
3 votes
The answer is oxygen and silicone
User Jetzler
by
8.0k points
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