Talk:High School Chemistry/Atomic Structure, The Periodic Table, and Electrons or Light

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1 Which law description matches the Law of Definite Proportions?

"Matter is neither created or destroyed during chemical reactions."
"Composition of compounds/molecules is always the same, regardless of how the substance was made or where the substance is found."
"Elements within compounds/molecules always combine in whole number ratio."

2 Whose model of an atom is similar to a line going through a shaded circle/a diamond?

Large Hadron Collider
Democritius
Proust
Schrodinger
Lavoisier

3 Which law was proposed by Proust?

"Matter is neither created or destroyed during chemical reactions."
"Elements within compounds/molecules always combine in whole number ratio."
"Composition of compounds/molecules is always the same, regardless of how the substance was made or where the substance is found."

4 The law that states that elements in a compound or molecule always combine in whole number ratio is...

Law of Constant Composition
Law of Conversation of Mass
Law of Multiple Proportions
Law of Definite Proportions

5 Complete each box with their respective scientist

1. Proust:

2. Lavoisier:

6 Complete the text with the correct information.

The Law of

states that the structure of the molecules/compounds are always the same while the Law of

, proposed by

, states that matter is neither created or destroyed during chemical reactions. The Law of Multiple Proportions states that the elements within a compound/molecule always combine in

ratios.

7 Which parts of John Dalton's atomic theory are incorrect?

Atoms can't be subdivided or broken down
All atoms are identical
All matter is made up of atoms
Atoms can't be changed from one atom to another element.

8 Complete the text with the correct information.

John Dalton's model is the

.

9 Complete each box with their respective scientist (last name ONLY)

1. Gold Foil Experiment:

2. Cathode Ray Tube Experiment:

3. Oil Drop Experiment:

10 Who came up with the Quark Model?

Niels Bohr
Gell-Mann and Zweig
Chadwick
Rutherford
Schrodinger

11 Who came up with the Quantum Mechanical Model?

Schrodinger
Chadwick
Rutherford
Milikan
Niels Bohr

12 Who found the existence of electrons?

Schrodinger
Gell-Mann and Zweig
Thomson
Rutherford
Bohr

13 Look to the image on the right and answer the question.

 
Who came up with this model?

Rutherford
Schrodinger
Niels Bohr
Milikan
Chadwick

14 Look to the image on the right and answer the question.

 
Who came up with this model?

Bohr
Gell-Mann and Zweig
Schrodinger
Thomson
Rutherford

15 Who discovered that each orbit of electrons has a specific energy level and came up with the Planetary Model?

Bohr
Thomson
Gell-Mann and Zweig
Rutherford
Schrodinger

16 Who discovered the small, dense, positively-charged nucleus?

Democritius
Thomson
Rutherford
Milikan
Proust
Schrodinger
Lavoisier
Large Hadron Collider

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