A Bromine atom gains 1 electron, which of the following is the correct symbol for a Bromine ion?

A ~ Br^7-
B ~ Br^1-
C ~ Br^7+
D ~ Br^1+

Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2al(s)+3cl2(g)→2alcl3(s) what is the maximum mass of aluminum chloride that can be formed when reacting 32.0 g of aluminum with 37.0 g of chlorine? express your answer to three significant figures and include the appropriate units.

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Which other elements contain the same number of outer electrons as sodium