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Test Mode Reading Mode Right = 0 Wrong = 0

শিক্ষাবর্ষঃ ২০১০-২০১১ || খুলনা প্রকৌশল ও প্রযুক্তি বিশ্ববিদ্যালয় (কুয়েট) || 2010

রসায়ন

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রসায়ন

234            234            0       Th         Pa+      e90              91           -1
22                       4   30        1    Ai+ He              P+      n13                      2     15          0
32                       3   34        1    S+ H                 CI+    n16                      1    17       0
238                          239            U+ 1nn             U+β92                          92
235                       144         90             1          U+ 1nn           Ba+      kr+2      n+Energy92                          56            36            0