CHEMWORK Complete the following table. Atom/Ion protons neutrons electrons C1 2 Mg 13N3- Submit
CHEMWORK Complete the following table to predict whether the given atom will gain or lose electrons in forming an ion. Enter the formula of the ion formed. (Express your answer as a chemical formula.) Atom Gain or lose electrons Ion formed Be lose Na lose Са gain gain Se gain Submit Try Another Version 2 item attempts remaining Submit Answer [References Complete the following table. Atom/Ion protons neutrons electrons zase Zn2+ 1902- 24 Mg 1 pt This question has multiple...
An atom or ion has 43 neutrons , 36 protons, and 36 electrons. Identify the element symbol, and determine the mass number and charge for this atom or ion. element symbol: mass number: charge:
The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a number of elements. Atom or Ion of Element Species A Species B Species C Number of Electrons 9 10 28 Number of Protons 9 7 30 Number of Neutrons 10 7 36 (a) Which of the species are neutral? A B C (b) Which are negatively charged? A B C (c) Which are positively charged? A ...
An atom has 38 protons and 48 neutrons. 16. How many electrons does it have? 17. Give the complete electron configuration for this element. 18. How many valence electrons does it have? 19. In which period of the periodic table is it found? 20. What is the charge on the ion it forms? 21. This ion will now have the same electron configuration as what neutral atom?
14. How many protons, electrons, and neutrons are in an atom of a) 91 protons, 40 electrons, 51 neutrons 91 protons, 91 electrons, 40 neutrons 40 protons, 40 electrons, 51 neutrons 40 protons, 51 electrons, 91 neutrons abcd 15. What is the molecular weight of N.O.? Choose the closest value. a) 15 u 30u C) d) 54u 108 u
4 (a) Complete the table to show the number of electrons and number of neutrons (2) in the barium ion and oxygen atom. number of neutrons number of electrons 137 Baa* 56 81 be 10 8 8 *(b) Explain in terms of electrons, how a barium atom reacts with an oxygen atom [2] to form the barium ion and oxide ion. [Total: 4) 2.6 Кеу electrons of atom X electrons of atom Y Ryan drew a 'dot-and-cross' diagram to show...
Write the chemical symbol for a. An atom with 8 protons, 8 neutrons and 10 electrons. b. An atom with 16 protons, 16 neutrons and 16 electrons c. An atom with 11 protons, 11 neutrons and 10 electrons d. What are the only two orbitals that contain valence electrons? e. Which element has the noble gas configuration [Arl 4s2 3d7? f. Write the noble gas configuration for lead (Pb)
determine the number of protons, neutrons, and electrons in the following atoms: a. hydrogen atom that has a mass number of 1 b. a sulfur atom that has a mass number of 32
How many protons, neutrons, and electrons does a neutrally charged Hydrogen atom have? Use the periodic table entry for Hydrogen to answer the question. Enter each answer as an integer, for example, 3. number of protons: _______ number of neutrons: _______ number of electrons: _______
65) The nucleus of an atom contains: a) protons and electrons b) just electrons c) electrons and neutrons d) protons and neutrons e) neutrons 66) The atomic number of an atom is: a) the number of electrons it has b) the number of neutrons it has c) the number of protons it has d) the number of protons plus the number of neutrons it has e) the combined total of protons, neutrons and electrons that it has 67) In water,...