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Q: Which of the following is an example of a metalloid? Question 5 options: a) silicon b) gold c) argon…
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Q: what do you think is the reason for a decreasing atomic radius within one period? answer choice…
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Q: If a species has an atomic number of 9, a mass number of 18, and a charge of -1 , which of the…
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- what do you think is the reason for a decreasing atomic radius within one period? answer choice below a)decreasing metallic character b)decreasing number of neutrons c)increasing number of protons d)increasing electronegativity which of this answers is correct?Give typed explanation Select the incorrect periodic trends. There may be more than ine correct answer. Inorganic Chemistry.AgBrO I thought this was Silver Bromite but according to the answer guide it is Silver Hypobromite. How do you know when you have to put Hypo or Hyper before an element?
- Go Figure Which subatomic particle—proton, neutron, or electron—is equivalent to a b ray?b rays are deflected to a greater extent than a rays because (a) they are lighter,or (b) they are more highly charged.Show that Thomson's atomic model cannot explain Rutherford's experimentIf a species has an atomic number of 9, a mass number of 18, and a charge of -1 , which of the following are correct? Question options: There are 8 electrons There are 9 electrons There are 10 electrons There are 9 neutrons
- Which is true of gamma (γ ) ray? Group of answer choices They have a positive charge They have no mass They have a negative charge They have the same mass as a protonquestion 18 (You will NOT find this element on a normal periodic table. You must look at the special periodic table provided in the attached images.) This new element Qu (look at attached images for the element and the special periodic table) would be located in group 5A, period 8 of the periodic table. Please show any work or explain answers so I can understand going forward. a) How many valence electrons would Qu have? b) List one known element from the periodic table that would have the same number of valence electrons as Qu, also please draw the electron dot structure for Qu.First ionization energy ____down a group (i.e., top to bottom) on the periodic table. a increases b decreases
- I have a chemistry question: Which of the following statements is/are false? A group in the periodic table is a vertical column. The representative elements are the elements in the first column only. The transition elements are in groups 2-17. Group of answer choices A and B only A only B and C only C only thanksWhich is true? Select all that apply. A. All protons have the same charge B. Electrons and protons have equal masses C. Protons and neutrons have equal masses D. Atomic nuclei contain only protons and neutronsarrange the elements in order of decreasing atomic radius : Osmium, Platinum,Lead by drawing the nucleus of thebiggest element to the smallest element. Short Explanation: