How many protons, neutrons and electrons are present in each of the following atoms or ions?

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How many protons, neutrons and electrons are present in each of the following atoms or ions?

a. 24Mg

b. 27Mg2+

c. 56Co2+

d. 59Co3+

e. 61Co

f. 56Fe

g. 58Fe2+

h. 39K

i. 40Ca2+

j. 41Ca

2007-04-04 08:47:57 · 3 answers · asked by Jordyn N 2 in Science & Mathematics ➔ Chemistry

3 answers

a) 12,12,12
b) 12,15,10
c) 29, 27, 25
d) 32, 27, 24
e) 34, 27, 27
f) 30, 26, 26
g) 32, 26, 24
h) 20, 19, 19
i) 20, 20, 18
j) 21, 20, 20

2007-04-04 09:03:10 · answer #1 · answered by ag_iitkgp 7 · 0⤊ 0⤋

didn't you go to class? didn't you listen to your teacher? read your textbook. look at the table of elements. any of these resourses will give you the answers.

2007-04-04 15:51:01 · answer #2 · answered by agkwatson@sbcglobal.net 3 · 0⤊ 0⤋

not to be mean... but I'm not doing your homework! Sorry.

besides i don't know the answer anyways!~

2007-04-04 15:51:46 · answer #3 · answered by Alex <3 1 · 0⤊ 0⤋