Chemistry, 01.11.2019 03:31 originalbeast6p2799m
An unknown element x can form a compound with the formula xbr3. in which group on the periodic table would element x be found?
(1) 1 (3) 13
(2) 2 (4) 14
Answers: 2
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The first element on the periodic table of elements is carbon. a. true b. false
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Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?
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An unknown element x can form a compound with the formula xbr3. in which group on the periodic table...
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