Atomic Structure Review

Question 1

Where are electrons located?

Accepted Answer

Outside the nucleus

Question 2

What is the atomic mass of Calcium?

Accepted Answer

40

Question 3

What is the atomic nnumber for calcium?

Accepted Answer

20

Question 4

Electrons with a charge because they gained or lost electrons.

Accepted Answer

ions

Question 5

Believed there was a limit to how far you can divide matter.

Accepted Answer

Democritus

Question 6

Used Gold Foil Experiment to discover a positively charged nucleus in the center of an atom.

Accepted Answer

Rutherford

Question 7

Where are neutrons located?

Accepted Answer

Inside the nucleus

Question 8

A well established, highly reliable explanation based on natural and physical phenomena.

Accepted Answer

theory

Question 9

A proposed explanation or statement that may or may not be supported by observational evidence.

Accepted Answer

hypothesis

Question 10

Discovered electrons and their negative charge using a Cathode Ray.

Accepted Answer

Thompson

Question 11

An atom is the ____particle that an element can be divided and still be that element.

Accepted Answer

smallest

Question 12

A positively charged subatomic particle

Accepted Answer

protons

Question 13

All light - visible and non visible

Accepted Answer

Electromagnetic Spectrum

Question 14

What was Thompson's plum pudding model a representation of? Location of...

Accepted Answer

electrons

Question 15

Atoms that have gained electrons and have a negative charge.

Accepted Answer

anion

Question 16

What is the atomic number of Bromine?

Accepted Answer

35

Question 17

Atoms that have lost electrons and have a positive charge.

Accepted Answer

cation

Question 18

Proposed atomic theory with three ideas.

Accepted Answer

Dalton

Question 19

Negatively charged particle found outside the nucleus.

Accepted Answer

electron

Question 20

Which of Dalton's 3 ideas was removed because it was incorrect?

Accepted Answer

Atoms can't be divided

Question 21

What is the atomic mass of Bromine?

Accepted Answer

80

Question 22

Proposed electrons move in paths (orbitals) at certain distances around the nucleus.

Accepted Answer

Bohr

Question 23

Where are protons located?

Accepted Answer

In the nucleus

Question 24

Atoms that possess the same number of protons but a different number of neutrons.

Accepted Answer

isotopes

Atomic Structure Review

Questions 24

Atomic Structure Review

Questions 24