Mass Number is __________.

number of protons + number of neutrons

What did Bohr discover?

put electrons in specific energy orbits/levels

Atomic Number is __________.

the number of protons in the nucleus

Which of the below points of Dalton's Atomic Theory was NOT true?

Atoms of given element are identical in phys/chem properties

What did Rutherford discover?

positively charged protons in nucleus

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Atomic Theory & Atomic Structure

20 termsStudBud Administration5,012 plays

This is a Quiz about the History of the Atom that starts with Democritus and ends with James Chadwick. The Quiz also includes information about differentiating ions, anions, and cations. Hope this is helpful to anyone who needs it!!

Flashcards20 cardsFPractice quizPHost liveL

Questions 20

Answers

1
Who's model of the ATOM is this?
Thomson
Dalton
Chadwick
Bohr
2
Mass Number is __________.
number of protons + number of neutrons
the number of protons in the nucleus
3
What did Bohr discover?
the electron
positively charged protons in nucleus
put electrons in specific energy orbits/levels
the neutron
4
_________ found that cathode ray has particles with mass and negative charge (electrons).
Chadwick
JJ Thomson
Millikan
Bohr
5
Atomic Number is __________.
the number of protons in the nucleus
number of protons + number of neutrons
6
Which scientist does this MODEL belong to?
Bohr
Chadwick
Thomson
Rutherford
7
This is the _________________.
Law of Definite Proportions
Law of Conservation of Mass
Law of Multiple Proportions
8
What was Rutherford's experiment?
Oil Drop Experiment
Used Line Emission Spectra
Gold Foil Experiment
9
Who first thought of the concept of an atom?
Democritus
Socrates
Aristotle
Galileo
10
Who's model of the ATOM is this?
Bohr
Dalton
Rutherford
Chadwick
11
Who's Atomic Theory had five points?
Dalton
Thomson
Bohr
Chadwick
12
Millikan determined the _________ of the electron.
mass
mass AND charge
charge
13
This is the ______________.
Law of Conservation of Mass
Law of Multiple Proportions
Law of Definite Proportions
14
This is the _________________.
Law of Multiple Proportions
Law of Conservation of Mass
Law of Definite Proportions
15
Can atoms be divided?
YES, they can be divided.
NO, they can't be divided.
16
Which of the below points of Dalton's Atomic Theory was NOT true?
Atoms are combined, separated, or rearranged (chem reaction)
Atoms of given element are identical in phys/chem properties
Atoms of different elements differ in phys/chem properties.
Atoms combine in whole-number ratios to form compounds
17
What did Rutherford discover?
negatively charged neutrons in nucleus
proposed the charge of a single electron is 1.602×10−19 C.
puts electrons in specific energy orbits/levels
positively charged protons in nucleus
18
TRUE or FALSE: All matter is made up of tiny particles called atoms.
False; made up of electrons
True
19
Who's model of the ATOM is this?
Bohr
JJ Thomson
Dalton
Chadwick
20
What did J.J. Thomson discover?
the electron
put electrons in specific energy orbits/levels
the neutron
positively charged protons in nucleus

Atomic Theory & Atomic Structure Flashcards | StudBud

Atomic Theory & Atomic Structure

20 termsStudBud Administration5,012 plays

Flashcards20 cardsFPractice quizPHost liveL

Questions 20

Answers

1
Who's model of the ATOM is this?
Thomson
Dalton
Chadwick
Bohr
2
Mass Number is __________.
number of protons + number of neutrons
the number of protons in the nucleus
3
What did Bohr discover?
the electron
positively charged protons in nucleus
put electrons in specific energy orbits/levels
the neutron
4
_________ found that cathode ray has particles with mass and negative charge (electrons).
Chadwick
JJ Thomson
Millikan
Bohr
5
Atomic Number is __________.
the number of protons in the nucleus
number of protons + number of neutrons
6
Which scientist does this MODEL belong to?
Bohr
Chadwick
Thomson
Rutherford
7
This is the _________________.
Law of Definite Proportions
Law of Conservation of Mass
Law of Multiple Proportions
8
What was Rutherford's experiment?
Oil Drop Experiment
Used Line Emission Spectra
Gold Foil Experiment
9
Who first thought of the concept of an atom?
Democritus
Socrates
Aristotle
Galileo
10
Who's model of the ATOM is this?
Bohr
Dalton
Rutherford
Chadwick
11
Who's Atomic Theory had five points?
Dalton
Thomson
Bohr
Chadwick
12
Millikan determined the _________ of the electron.
mass
mass AND charge
charge
13
This is the ______________.
Law of Conservation of Mass
Law of Multiple Proportions
Law of Definite Proportions
14
This is the _________________.
Law of Multiple Proportions
Law of Conservation of Mass
Law of Definite Proportions
15
Can atoms be divided?
YES, they can be divided.
NO, they can't be divided.
16
Which of the below points of Dalton's Atomic Theory was NOT true?
Atoms are combined, separated, or rearranged (chem reaction)
Atoms of given element are identical in phys/chem properties
Atoms of different elements differ in phys/chem properties.
Atoms combine in whole-number ratios to form compounds
17
What did Rutherford discover?
negatively charged neutrons in nucleus
proposed the charge of a single electron is 1.602×10−19 C.
puts electrons in specific energy orbits/levels
positively charged protons in nucleus
18
TRUE or FALSE: All matter is made up of tiny particles called atoms.
False; made up of electrons
True
19
Who's model of the ATOM is this?
Bohr
JJ Thomson
Dalton
Chadwick
20
What did J.J. Thomson discover?
the electron
put electrons in specific energy orbits/levels
the neutron
positively charged protons in nucleus