Element X has atomic number 13 and mass number 27 and element Y has atomic number 17 and mass number 35. (i) Write the electronic configuration of both X and Y (ii)
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An element has atomic number 13. Which of the following statements concerning this element is wrong?(A) the atom has 13 protons(B) the element is placed in the third period of the periodic
An atom of an element contains 13 electrons. Its nucleus has 14 neutrons. Fid out its atomic number and approx
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SOLVED:A substance has 13 protons, 14 neulrons_ and 13 clectrons_ Which isotope is it? Al-13 B) Al-14 Al-27 D) Al-40 One isotope of oxygen has the atomic number 8 and the mass
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Write down the characteristics of the elements having atomic number 17.Electronic configuration Period number Group number Element family No. of valence electrons Valency Metal or non - metal .
Solved] 1.One atoms has 6 protons and a mass number of 13.Another atom has... | Course Hero
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An element has atomic number 13 and an atomic mass of 27 (a) How many electrons are there in each atom of the
What element has the atomic number 13?
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AL is the chemical symbol for Aluminium, which has the atomic number 13 — Ingress
ATOMIC MASS and ISOTOPES
