9416474
Description
Quiz by Niamh Ryan, updated more than 1 year ago
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Created by Niamh Ryan
almost 7 years ago
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Question 1
Question
The abundances of the two isotopes of Cl are 75% and 25% of Cl-35 and Cl-37 respectively. The relative atomic mass of chlorine is [blank_start]35.5[blank_end]
Answer
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35.5
Question 2
Question
Nuclear fusion involves the splitting of a nucleus
Answer
- True
- False
Question 3
Answer
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Al
Question 4
Question
The electron configuration of chlorine is [blank_start]2[blank_end],[blank_start]8[blank_end],[blank_start]7[blank_end].
Answer
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2
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8
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7
Question 5
Question
Isotopes have...
Answer
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The same number of protons but different numbers of neutrons
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The same mass but different charge
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The same number of neutrons but different numbers of electrons
Question 6
Question
Newlands arranged elements into groups in order of increasing atomic weight. This was known as
Answer
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Newlands' Octaves
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Newlands' Triads
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Newlands' Law of Periodicity
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