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a. Nuclear model b. Planetary model c. Plum pudding model
13.How was the plum pudding model different from the hard-sphere model of the atom?
a. The plum pudding model included negatively charged particles known as electron
b. The plum pudding model included positively charged particles known protons
c. The plum pudding model described electron orbiting a central nucleus
d. The plum pudding model showed electrons occupying different energy levels
14.What is the correct order of the following atomic model theories from oldest to newest?
1. Thomson's IV. Bohr's II. Schrodinger's V. Rutherford's III. Dalton's
a. 3,1,5,4,2
b. 2,4,5,1,3
c. 3,1,5,2,4
d. 3,1,4,5,2
15. In the Gieger-Marsden experiments supervised by Emest Rutherford (known as gold foil experiment),
which type of particle was scattered by gold foil, proving that atoms contain dense nuclei.
a. a-particles b. B-particles
C. gamma rays
d. neutrons​


Sagot :

Answer:

13.b

14.a

15.c

Explanation: