Why did Thomson observe two glowing dots when he put neon gas into a
cathode-ray tube?
...
Physics, 23.08.2021 18:20, tilievaughn14
Why did Thomson observe two glowing dots when he put neon gas into a
cathode-ray tube?
(A) The neon contained impurities
(B) The neon was made up of two different isotopes whose atoms had different
chemical properties.
(C) The neon was made up of two different isotopes whose atoms had different
masses.
(D) The neon was made up of two different isotopes whose atoms had different
charges.
Answers: 2
Physics, 23.06.2019 04:31, aliceohern
Elements in group viiia (also known as group 18, or the noble gases) have similar properties because they all have a. the same number of electron shells b. full octets c. the same number of valence electrons d. the same number of electrons needed to fill their octet
Answers: 1
Mathematics, 23.06.2019 21:00
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