Chemistry Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is Matter?

A

What is everything is made of distinct from energy.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is an Atom?

A

The smallest particle of a chemical element that can exist.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is an Electron?

A

An electron is a negatively charged subatomic particle.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is a Neutron?

A

A neutron is a subatomic particle which has no electric charge

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is a Proton?

A

A proton is a subatomic particle with a positive electric charge.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is AMU?

A

AMU stand for Atomic Mass Unit, the mass of the atom.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is an Electron Shell?

A

An electron shell is the outside part of an atom around the atomic nucleus.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is an Element?

A

An element is a substance whose atoms all have the same number of protons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is a Compound?

A

A compound is a substance formed when two or more chemical elements are chemically bonded together.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is the Periodic Table?

A

A table of the chemical elements arranged in order of atomic number.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is an Atomic Number?

A

The number of protons or electrons normally found in an atom of a given chemical element.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is Atomic Mass?

A

The mass of an atom of a chemical element expressed in atomic mass units.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What are Atomic Particles?

A

The particles of which an atom is constituted, as an electron, neutron, or proton.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is an Alchemist?

A

A person who studies or practices the transmutation of changing common metals into gold.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is an Investigation?

A

A examination or search in order to discover facts or gain information.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is an Observation?

A

An act or instance of viewing or noting a fact or occurrence for some scientific purpose.

17
Q

What is a Scientist?

A

A person who is studying or has expert knowledge of one or more of the natural or physical sciences.

18
Q

What is a Chemical Symbol?

A

An abbreviation or short representation of a chemical element

19
Q

What is Ion?

A

An Ion is an electric charged atom due to the loss or gain of one or more electrons

20
Q

What is a Cation?

A

Ions with a positive charge.

21
Q

What is an Anion?

A

Ions with a negative charge.

22
Q

What is Valence?

A

Relating to or denoting electrons involved in or available for chemical bond formation.

23
Q

What are Noble Gases?

A

Any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, occupying Group 8 of the periodic table.