A. 1s2s2 2pB.1s2C.1s 2s 2p 3s?D.1s 2s22p6From this information, answer the following questions.(i) W

A. 1s2s2 2p
B.1s2
C.1s 2s 2p 3s?
D.1s 2s22p6
From this information, answer the following questions.
(i) Which elements are in the same period?
(ii) Which elements are in the same group?
(iii) Which are inert gases?
(iv) To which group and period does the element ‘A” belongs?

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Charlie

if f(x) ={x2-x-6/x2-2x-3}x=3,

find k so that the function f may be continuous at x = 3.

Solve
by
the matrix method
x+y+z=4
2x-y+3z=9
3x-y-z=2

1 thought on “A. 1s2s2 2p B.1s2 C.1s 2s 2p 3s? D.1s 2s22p6 From this information, answer the following questions. (i) W”

Evelyn

November 25, 2021 at 12:46 pm

I don’t know sorry sorry
Reply

Charlie

if f(x) ={x2-x-6/x2-2x-3}x=3,

find k so that the function f may be continuous at x = 3.

Solve
by
the matrix method
x+y+z=4
2x-y+3z=9
3x-y-z=2

1 thought on “A. 1s2s2 2p<br />B.1s2<br />C.1s 2s 2p 3s?<br />D.1s 2s22p6<br />From this information, answer the following questions.<br />(i) W”