Chemistry DR Comfort revision Flashcards

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

Where are the metals on the periodic table?

A

Right side

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

What is a mixture?

A

When two different substances are NOT chemically bonded

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

What is an atom?

A

The smallest component of an element

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

what is the molecule?

A

When two or more atoms are bonded together

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

What is a compound?

A

Two or more different atoms bonded together

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

What. Is an element?

A

Made up of one type of atom

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

What is a group on the periodic table

A

Ancolumn of elements in the periodic table

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

What is the formula

A

Away to represent a number of atoms in A chemical using symbols

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

What is a properties

A

Characteristics of a substance

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

What is a period in the periodic table

A

A horizontal row on the periodic table

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

What is reactivity

A

how easily a chemical reacts with another chemical

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

What is endothermic?

A

Energy in

Temperatures goes down

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

What is exothermic?

A

Energy out

Temperatures goes up

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