5. Which elements are halogen elements?A. Fluorine, Chlorine, BromineB. Calcium, Strontium, Barium6. Which elements are metalloids?A. Fluorine, Sulphur, AntimonyB. Gallium, Tin, BismuthA. Not gasesB. Not liquids7. 26/118 elements on the most recent periodic table of the elements are...C. Not solidsD. Not metals8. Which elements are post-transition metals?A. Europium, Gadolinium, TerbiumB. Uranium, Neptunium, PlutoniumC. Sodium, Potassium, RubidiumD. Krypton, Xenon, RadonC. Silicon, Arsenic, TelluriumD. Europium, Gadolinium, TerbiumA. Conduct electricity and heatB. Shiny lusterC. Scandium, Titanium, VanadiumD. Gallium, Indium, Thallium9. Which characteristic is NOT shared by the metallic elements?C. Silvery or gray colorD. Shatters easily under pressure

We would use periodic table properties to answer these questions. Note : As you have uploaded…

5. Which elements are halogen elements? A. Fluorine, Chlorine, Bromine B. Calcium, Strontium, Barium 6. Which elements are metalloids? A. Fluorine, Sulphur, Antimony B. Gallium, Tin, Bismuth D. ICT1047 A. Not gases B. Not liquids C. Sodium, Potassium, Rubidium D. Krypton, Xenon, Radon C. Silicon, Arsenic, Tellurium D. Europium, Gadolinium, Terbium 7. 26/118 elements on the most recent periodic table of the elements are... C. Not solids D. Not metals

5. Which elements are halogen elements? A. Fluorine, Chlorine, Bromine B. Calcium, Strontium, Barium 6. Which elements are metalloids? A. Fluorine, Sulphur, Antimony B. Gallium, Tin, Bismuth D. ICT1047 A. Not gases B. Not liquids C. Sodium, Potassium, Rubidium D. Krypton, Xenon, Radon C. Silicon, Arsenic, Tellurium D. Europium, Gadolinium, Terbium 7. 26/118 elements on the most recent periodic table of the elements are... C. Not solids D. Not metals

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Similar questions

C. 68. How many protons, neutrons, and electrons are in each of the following atoms or ions? a. b. c. Mg Mg2+ Co²+ d. 22/Co³+ e. Co f. 79 34 Se g. 34Se²- h. Ni i. 5gNi²+ 2+ 28
You have a 1kg mass of each of elements A and B. Element A has a higher atomic mass than element B. Which of these is true? a. None of the others. b. A has more atoms than B. c. They have the same number of atoms, d. You cannot say with the information provided. e. B has more atoms vthan A.
3. Carbon-14 is an isotope: A. it has the same number of protons and electrons as Carbon-12, but a different number of neutrons B. It has the same number of protons and neutrons as Carbon-12, but a different number of electrons. C. it has a different number of protons thanCarbon-12 D. it is not an isotope of Carbon-12 4. The atomic number is equivalent to which of the following? A. The number of nucleons in the atom. B. The number of protons in the atom. C. The number of neutrons in the atom. D. None of the above.
3. How many electrons do each of the following charged elements have? (Helps to determine proton number 1st) a. Al +3 b. S2 С. d. Ca +2 e. K+1 f. CI1
93
a. A fictitious element X has an average atomic mass of 122.264 u.122.264 u. Element X has two naturally occuring isotopes. The most abundant isotope has an isotopic mass of 121.752 u121.752 u and a relative abundance of 63.97%.63.97%. Calculate the isotopic mass of the least abundant isotope. b.Suppose that fictional element X has an average atomic mass of 75.531 u.75.531 u. Element X has two isotopes. One isotope has a mass of 72.203 u72.203 u and a percent abundance of 17.26%.17.26%. Calculate the mass of the second isotope. c. A 1.7878 g1.7878 g sample of sodium containing a mixture of Na23Na23 and Na22Na22 has an apparent "atomic mass" of 22.9743 u22.9743 u. Find the mass of Na22Na22 contained in this sample.
2. The most common isotope of carbon has a mass of 12. Carbon has an atomic number of 6.A. How many protons are in an atom of carbon? 17B. How many neutrons are in an atom of carbon?C. How many electrons are in an atom of carbon?D. Another isotope of carbon has a mass of 14. How many protons, neutrons, and electrons are in this isotope?
10. 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 electrons
7. How many neutrons are there in carbon-14 A. 6 B. 8 C. 14 D. 20 8. How many protons are there in an atomic with 8 neutrons and 10 electrons A. 8 B. 10 C. 2 D. 18
Aa.93. The particle that has the smallest mass is the A. Electron B. Proton C. Nucleus D. Ion E. Neutron
4. An atom is electrically neutral because the A. number of protons equals the number of electrons B. number of protons equals the number of neutrons C. ratio of number of neutrons to the number of electrons is 1:1 D. ratio of number of neutrons to the number of protons is 1:1.5 21Illuminate Education TM Inc. DELL F3 F4 F5 F6 F7 F8 F9 F10 SC F1 F2 # $ & 3 7 8 W T Y A S F 1H C Alt E
15. Which statement is true for cations? A. There are equal numbers of protons and electrons B. There are more protons than electrons. C. There are more electrons than protons. O D. Non of the above