The halogens are considered a .
a. period
b. group
c. both
d. neith...
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Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?
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As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit
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How many moles of oxygen gas are produced from the decomposition of six moles of potassium
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