Which of the following exists as a diatomic element?
A) Sodium
B) Chlorine
C) Xenon
D) Helium
Correct Answer:
Verified
Q55: Which of the following best describes an
Q56: Which of the following is a true
Q57: Which of the following orbits the nucleus
Q58: Which subatomic particle has a positive charge?
A)Electrons
B)Protons
C)Photons
D)Neutrons
Q59: Which element does the electron configuration 1s2
Q61: Which of the following is not an example of a solution?
A)Alloy
B)Emulsion
C)Unsaturated
D)Saturated
Q62: What type of reaction is shown below:
2C5H5 + Fe → Fe(C5H5)2
A)Synthesis
B)Decomposition
C)Double displacement
D)Single displacement
Q63: What does a double arrow mean in
Q64: Which of the following is the correct
Q65: When brass is created by mixing zinc
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