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Refer the pic and answer the match the following |
| Answer» TION:ARGON = 22 neutronscarbon = 8 neutrons potassium = 21 netrons NITROGEN = 7 neutronsatomic number of an element is the number of protons or electrons in that element else are neutrons .exmple: argon , atomic no. = 18 MASS no. = 40 number of neutrons =40 - 18 = 22 ans. | |