Chemistry
Chemistry, 12.11.2019 08:31, alarconanais07

Of the choices, which metal element would be the most reactive? ( explain why the answer is the answer).
a. sulfur
b. calcium
c. sodium
d. argon

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Chemistry, 01.07.2019 10:00, destinyranson
The atomic number of an element is 20. (a) write its electronic configuration and determine its valency. (b) is it a metal or a non-metal ? (c) write the formula of its chloride. (d) is it more reactive or less reactive than mg (atomic number 12) ? give reason for your answer.
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Chemistry, 16.07.2019 22:50, chinnellepug8198
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Chemistry, 27.07.2019 15:30, Seaisnowblue
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Chemistry, 21.11.2019 21:31, suepath2844
1) explain why oxygen is a fairly reactive element while neon is not.2) explain why beryllium loses electrons when forming ionic bonds, while sulfur gains electrons.3) explain why fluorine and chlorine have similar reactivities (hint. the word "valence" should be somewhere in your answer.)
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