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Isotopes Warm-up

Isotopes Warm-up

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Isotopes Warm-up

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  1. Write the hyphen notation and nuclear symbol for the isotopes below. 12 p+ 12 no 12 p+ 14 no 2. A atom has 26 protons and 30 neutrons in its nucleus. What are the hyphen notation and nuclear symbol for this element? Isotopes Warm-up 3. A atom has 26 protons and 31 neutrons in its nucleus. What are the hyphen notation and nuclear symbol for this element? 4. What are the atoms called in Questions #2 and #3?

  2. Write the hyphen notation and nuclear symbol for the isotopes below. 12 p+ 12 no 12 p+ 14 no Magnesium-24 Magnesium-26 Isotopes Warm-up 24 26 Mg Mg 12 12

  3. 2. A atom has 26 protons and 30 neutrons in its nucleus. What are the hyphen notation and nuclear symbol for this element? Iron-56 3. A atom has 26 protons and 31 neutrons in its nucleus. What are the hyphen notation and nuclear symbol for this element? Iron-57 Isotopes Warm-up 56 57 Fe Fe 4. What are the atoms called in Questions #2 and #3? 26 26 isotopes

  4. Important Information • Unit 4: Splitting & Unstable Matter: Atoms & Nuclear Chemistry Quiz on 10/8 (A) or 10/9 (B) • Unit 4: Splitting & Unstable Matter: Atoms & Nuclear Chemistry Test on 10/10 (A) or 10/11 (B) • Homework: Radioactivity HW (due on 10/4 (A) or 10/7 (B) • All late work is due by Friday, 10/4 by 4 pm. NO EXCEPTIONS! All tests and retest are in the Co-op. Please take as soon as possible. Must be taken by Friday, 10/4 by 4 pm.