22 club questions Flashcards by beatrice junor | Brainscape

Q

sulphate?

A

SO4^2-

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

hydroxide?

A

OH^-

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

nitrate?

A

NO3^-

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

carbonate?

A

CO3^2-

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

hydrochloric acid?

A

HCL

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

nitric acid?

A

HNO3

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

sulphuric acid?

A

H2SO4

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

sodium hydroxide?

A

NaOH

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

ammonia?

A

NH3

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

oxidation is…

A

the loss of electrons

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

reduction is…

A

the gain of electrons

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

atomic number is…

A

number of protons in an element

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

mass number is…

A

number of protons and neutrons in an element

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

moles = (mass and Mr)

A

n = m/Mr

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

concentration =

A

n/v

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

number of particles =

A

Avogadro’s no. x Mr

Q

moles = volume/?

A

24dm^3

Q

units for mass?

A

g

Q

units for concentration?

A

mol/dm^3 or g/dm^3

Q

units for volume?

A

dm^3

Q

conversion from cm^3 to dm^3?

A

divide by 1000

Q

conversion from mol/dm^3 to g/dm^3?

A

x Mr