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Sally is making a model of magnesium for her chemistry class. She has foam balls for the protons, neutrons, and electrons. She has added 6 neutrons to her model so far. How many more neutrons does she need to add to complete her neutral atom of magnesium? A. 3 B. 6 C. 9 D. 12
Weegy: The answer is B. 6 Sally needs 6 more neutrons to add to complete her neutral atom of magnesium. User: Which of the following is correct concerning subatomic particles? A. The electron was discovered by Goldstein in 1886. B. The neutron was discovered by Chadwick in 1932. C. The proton was discovered by Thomson in 1880. D. Cathode rays were found to be made of protons. Weegy: The answer is B. The neutron was discovered by Chadwick in 1932. (More)
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Asked 9/14/2012 6:51:02 AM
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Which of the following elements is a Group 1 metal? A. He B. F C. Ca D. Cs
Weegy: The correct answer for a group 1 metal is: D. CS - - - (More)
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Asked 9/14/2012 7:05:24 AM
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What is the next atomic orbital in the series 1s, 2s, 2p, 3s, 3p, 4s? A. 3d B. 4d C. 4p D. 5s
Weegy: It's C. 4p (More)
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Updated 1/27/2014 8:45:06 AM
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What is the next atomic orbital in the series 1s, 2s, 2p, 3s, 3p, 4s? The answer is: A. 3d.
Added 1/27/2014 8:45:03 AM
This answer has been confirmed as correct, not copied, and helpful.
Nonferrous alloys do not contain A. copper. B. brass. C. gold. D. iron.
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Updated 11/12/2015 1:24:05 AM
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Nonferrous alloys do not contain iron.
Added 11/12/2015 12:13:02 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by selymi [11/12/2015 1:23:58 AM]
Which of the following is not a pure metal? A. copper B. silver C. nickel D. steel
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Updated 9/14/2012 8:12:20 AM
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D.steel
Added 9/14/2012 8:12:20 AM
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