Term 2

Question 1

The symbol of Phosphorus is?

Answer 1

P

Question 2

The symbol of Aluminium is?

Answer 2

Al

Question 3

What is an Element?

Answer 3

Pure substance, made upnof only one type of atom that cannot be split up inti simpler substances

Question 4

The symbol of Fluorine

Answer 4

F

Question 5

What is universal indicator?

Answer 5

Universal indicator is a mixture of dyes that can change into many different colours.

Question 6

What is metal hydroxides

Answer 6

Compound consisting of a metal and a hydroxide

Question 7

The symbol of Sodium is?

Answer 7

Na

Question 8

The symbol of Chlorine

Answer 8

Cl

Question 9

CO2 is called what?

Answer 9

Carbon dioxide
(Because two oxygen atom has combined with the carbon atom

Question 10

What is Diatomic?

Answer 10

Oxygen gas and hydrogen gass are often used in chemical reactions

Question 11

-OH is called what?

Answer 11

Hydroxide
(When a -OH the compound will end with ‘ide’)

Question 12

What is an Acid?

Answer 12

Substance witha ph between 0 and 7

Question 13

What is combustion?

Answer 13

Rapid chemical reaction with oygen that produces heat and light

Question 14

The symbol of Calcium is?

Answer 14

Ca

Question 15

The symbol of Oxygen is?

Answer 15

O

Question 16

The symbol of Neon is?

Answer 16

Ne

Question 17

The symbol of Carbon is?

Answer 17

C

Question 18

Pottassium, Sodium, and Lithium all have what in common

Answer 18

They are metal and in group 1

Question 19

What is Galavanise?

Answer 19

To cover steel or iron with a layer of a more reactive metal

Question 20

Neutralisation is what?

Answer 20

A chemical reaction inwhich an acid and a base reactbto produce a salt and water

Question 21

What is corrosion?

Answer 21

Process where metal is damaged

Question 22

The symbol of Beryllium is?

Answer 22

Be

Question 23

The symbol of Silicon is?

Answer 23

Si

Question 24

What is Rust?

Answer 24

Slow chemical of iron with oxygen

Question 25

The symbol of Sulfur is?

Answer 25

S

Question 26

The symbol of Nitrogen is?

Answer 26

N

Question 27

What is dependant variable?

Answer 27

It's the "effect" in an experiment, representing the outcome you are interested in measuring.

Question 28

The symbol of Hydrogen is?

Answer 28

H

Question 29

CO is called what?

Answer 29

Carbon monoxide (Because one oxygen atom has combined with the carbon atom.)

Question 30

What is a fixed variable?

Answer 30

fixed variable is one where you're only interested in examining the specific levels that you've set for it, not a random sample of potential values

Question 31

Remember!

Answer 31

Sulfur burns in pure oxygen with a bright blue flame

Question 32

The color red is which ph

Answer 32

1, 2, or 3ph

Question 33

The elements is the "_____" are arranged in groups and periods.

Answer 33

Periodic Table

Question 34

What is Compounds?

Answer 34

Pure substanes formed by a chemical reaction between two more or more different element

Question 35

Lemon is a base or acid?

Answer 35

Acid

Question 36

The symbol for lithium is?

Answer 36

Li

Question 37

Metal oxide equals to?

Answer 37

Salt & water

Question 38

The symbol of Boron is

Answer 38

B

Question 39

The symbol of Helium is?

Answer 39

He

Question 40

The symbol of Magnesium is?

Answer 40

Mg

Question 41

What is the symbol of Argon?

Answer 41

Ar

Question 42

The symbol of Pottassium is?

Answer 42

K

Question 43

What is Corrosive?

Answer 43

Substance that dissolves or eats away at metals and other strong materials

Question 44

Acid + base equals what?

Answer 44

Salt + water

Question 45

What is independant variable?

Answer 45

It's the "cause" in a cause-and-effect relationshi