The atomic number of element M, N, R, and T are 1, 8, 12 and 14...

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The atomic number of element M, N, R, and T are 1, 8, 12 and 14 respectively. The element which can form ions by either losing or gaining electron(s) is M 11. A. B. N C R D. T 12. The atomic number and the mass number of an element X are 11 and 23 respectively. The number of protons, neutrons and electrons in an atom of X is A. Protons 11 Neutrons 12 electron 11 B. 12 11 11 C 11 12 12 D. 11 12 12 13. 14. A. The full symbol of an atom, Y is 24, and the atomic numbers of element L, M, R and Z are 12, 13, 19 and 20 respectively. The element that can form an oxide with similar formula to oxide of Y is R B. Z C. M D. L The atomic numbers of elements Q, W, X and Y are 4, 9, 10 and 14 respectively. Which elements can form positively charged ion? A. Q B. W C. X D. Y The atomic number of element M, N, R, and T are 1, 8, 12 and 14 respectively. The element which can form ions by either losing or gaining electron(s) is M 11. A. B. N C R D. T 12. The atomic number and the mass number of an element X are 11 and 23 respectively. The number of protons, neutrons and electrons in an atom of X is A. Protons 11 Neutrons 12 electron 11 B. 12 11 11 C 11 12 12 D. 11 12 12 13. 14. A. The full symbol of an atom, Y is 24, and the atomic numbers of element L, M, R and Z are 12, 13, 19 and 20 respectively. The element that can form an oxide with similar formula to oxide of Y is R B. Z C. M D. L The atomic numbers of elements Q, W, X and Y are 4, 9, 10 and 14 respectively. Which elements can form positively charged ion? A. Q B. W C. X D. Y

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L M valency 12 N 8 15 25 264 R 12 T14 1120266 352 4 ... View the full answer