Homework Help: chemistry

Posted by sarahhh on Monday, December 1, 2008 at 10:11pm.

What two elements are liquids at room temperature?

What is the shielding effect?

as you move across the periodic table, does density increase or decrease, does reactivity increase or decrease?

chemistry - DrBob222, Monday, December 1, 2008 at 10:15pm
We shall be happy to critique your thoughts. The two elements liquid at room temperature: Hg and Br

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