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State the number of protons and electrons in each of the following:
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Basic Chemistry
- A simple ion with a 3+ charge (for example, A13+) results when an atom (gains/loses) electrons.arrow_forwardUse Daltons atomic theory to account for each of the following. a. the law of conservation o f mass b. the law of definite proportion c. the law of multiple proportionsarrow_forward10. If you know ONLY the following information can you ALWAYS determine what the element is? (Yes/No) a. Number of protons b. Number of neutrons c. Number of electrons in a neutral atom d. Number of electronsarrow_forward
- The atomic number of an atom equals the number of ______ and the atomic weight equals the ____. Group of answer choices A neutrons; number of protons B protons; weight of all the electrons C neutrons; number of protons plus electrons D protons; number of protons plus neutronsarrow_forwardWhich of the following statements is/are true about 55MN²+? (1) this ion has 25 protons (2) this ion has 25 neutrons (3) this ion has 29 electrons a. 2 and 3 only O b. 1 only O c. 1 and 3 only O d. 1 and 2 only O e. 3 onlyarrow_forwardTATT change as the volume of the object increases or decr 5. Which of the options below share the same extensive property? A. 50 kg of concrete. 50 m³ of concrete. B. 100 liters of water. 100 liters of alcohol. C. 80 grams of sand. 40 grams of sand. D. 25 meters of rope. 30 meters of rope. 6. What are the subatomic particles that are in the nucleus of the atom? A. Protons, neutrons, & electrons. C. Protons & electrons only B. Protons & neutrons only. D. Neutrons only.arrow_forward
- Match the following elements with their possible number of protons and electrons. Column A Column B 1. Na* a. 7 р, 10 е 02- b. 8 р, 10 е A13+ с. 13 р, 10 е 4. N3- d. 12 p, 10 e F- e. 9 р, 10 е 6. Mg2+ f. 11 p, 10 e 2. 3. 5.arrow_forwardPart 3 What is the symbol of this atom? Enter both the mass and the atomic number. X¹ X₂ 'He X' X, 5 Ir.192.2.77arrow_forwardIdentifying the parts of an atom Complete the table below, using the diagram of an atom shown at right. Properties of subatomic particles approximate charge (in multiples of e) symbol location name mass (amu) on diagram (choose one) v e (choose one (choose one) v (choose one) v D. +1 1.0 Explanation Check O2021 MC here o searcharrow_forward
- Give the number of protons, electrons, and neutrons in the following isotope: 109/47 Ag Select one: a. 31 protons, 31 electrons, 52 neutrons b. 41 protons, 41 electrons, 62 neutrons c. 47 protons, 62 electrons, 109 neutrons d. 47 protons, 47 electrons, 62 neutronsarrow_forward1. Answer the following: a. If a car has an EPA mileage rating of 30.0 miles per gallon, what is this rating in m L-1? (1 gallon = 3.785 liter, 1 mile = 1.609 meter.) b. Given the isotopic abundance and mass, what is the atomic mass of Boron? Isotope Mass (amu) Abundance (%) B-10 10.013 19.9 B-11 11.009 80.1 c. A solution has a [H+] of 2.5 ×10-3 M. What is the pH of this solution?arrow_forward11. Which best describes isotopes? a. Same number of neutrons, different number of electrons b. Same number of protons, different number of neutrons c. Same number of protons, different number of electrons d. Same number of neutrons, different number of protons 12. Bismuth-213 is an isotope used in radiation therapy to treat leukemia. What is the isotopic symbol of this element? a. 2Bi b. 215 Bi c. 2Bi d.Bi 13. Which pair of elements can form an ionic compound? a. carbon and oxygen b. magnesium and chloride c. lithium and sodium d. sulfur and brominearrow_forward
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