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CSEC Physics · January 2014 · Paper 2 · Question 6(d)(i)

Figure 5 shows the structure of the atom of an element X: n: neutrons p: protons e: electrons

State the mass number, atomic number and the charge on the nucleus of this atom.

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Other parts of this question

  1. 6(a)(i)Write the equation representing this decay process.[3 marks]
  2. 6(a)(ii)How many neutrons are in the ²²⁶₈₆Ra nucleus?[2 marks]
  3. 6(b)Explain why an atom is normally neutral and stable.[4 marks]
  4. 6(c)What are 'isotopes'?[2 marks]
  5. 6(d)(ii)Write the symbol for another possible isotope of X.[1 mark]

More practice: the rest of this paper · more Structure of the Atom questions · all CSEC Physics past papers