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Chemistry 24 Online
OpenStudy (anonymous):

help.... What is the atomic number of the first element to start filling a d sublevel? 37 39 21 19

OpenStudy (ookawaiioo):

The upper left element in the d-block of the periodic table

OpenStudy (anonymous):

i don't know what u mean....

OpenStudy (ookawaiioo):

Its the big yellow block. The answer is Sc

OpenStudy (anonymous):

how did u know that it is Sc.....

OpenStudy (ookawaiioo):

because its in the D-block

OpenStudy (anonymous):

ok thank for the help..:)

OpenStudy (ookawaiioo):

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