Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

OLD Y13 Chem > Group 2 > Flashcards

Group 2 Flashcards

You may prefer our related Brainscape-certified flashcards:
AP® Chemistry flashcards Periodic Table flashcards Chemistry 101 flashcards Organic Chemistry 101 flashcards
1
Q

Complete the equation

Mg + H2O(l) –>

A

Mg(OH)2 + H2

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

Complete the equation

Ca + H2O(l) –>

A

Ca(OH)2 + H2

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

Complete the equation

Mg + H2O(g) –>

A

MgO + H2

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

Which is the least soluble Group 2 hydroxide?

A

Mg(OH)2

Sparingly Soluble

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

Which is the most soluble Group 2 hydroxide?

A

Ba(OH)2

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

Which is the least soluble Group 2 sulfate?

A

BaSO4

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

Which is the most soluble Group 2 sulfate?

A

MgSO4

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

What is the test for sulfate ions?

A

BaCl2

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

What is observed when BaCl2 is added to CaSO4

A

White precipitate

BaSO4 is formed

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

What is observed when barium chloride is added to sulfuric acid?

A

White precipitate

BaSO4 is formed

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

Give a medical use of barium sulfate

A

Stomach X-rays

‘Barium meal’

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

Give a use for magnesium hydroxide

A

To neutralise stomach acid

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

Magnesium chloride can be used to test for the present of which negative ions?

A

Hydroxide ions (OH-)

Mg(OH)2 will form giving a white precipitate

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

What is observed when MgCl2 is added to NaOH?

A

White precipitate

Mg(OH)2 is formed
Mg(OH)2 is sparingly soluble

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

State the trend in reactivity with water down group 2

A

Reactivity increases

Mg is least reactive, Ba is most reactive

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

What group 2 trend increase down the group?

A

Atomic radius

17
Q

What type of bonding do all group 2 elements have?

A

Metallic

18
Q

What is observed when Ba reacts with water?

A

A colourless solution and effervesence (fizzing)

19
Q

Which compound is used to treat the symptoms of indegestion?

A

Mg(OH)2

Magnesium hydroxide

20
Q

What products are formed when magnesium reacts with steam?

A

Magnesium Oxide and Hydrogen

MgO +H2

OLD Y13 Chem (9 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions