100 points! report on an element
directions:
choose an element (atomic number 1 through 92) from the periodic table of elements.
list its name, elemental symbol, atomic number, and atomic mass or atomic weight.
answer the following questions.
did you choose a metal, nonmetal, or metalloid?
what is it group number and name?
what is its period number and name?
what are some of the uses for this element?
where is this element found?
is it ever found pure in nature, or is it only found combined with other elements in chemical compounds?
what did you find particularly interesting about this element, or why did you choose it?
use this web site to you in your research.
disclaimer: if the answer is incorrect you will be reported and you will lose your points from this question
Answers: 3
Chemistry, 22.06.2019 03:40
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
Chemistry, 22.06.2019 08:40
Which statement can best be concluded from the ideal gas law?
Answers: 2
Chemistry, 22.06.2019 18:30
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 22.06.2019 19:00
Nan element’s square on the periodic table, the number with the greatest numerical value represents the
Answers: 3
100 points! report on an element
directions:
choose an element (atomic number 1...
directions:
choose an element (atomic number 1...
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