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Question 1

What are the different types of bases?

Answer 1

Metal hydroxides metal carbonates metal oxides

Question 2

What is the symbol for sodium chloride?

Answer 2

Nacl

Question 3

What is the symbol for sodium sulfate?

Answer 3

Na2so4

Question 4

What is the symbol for copper sulfide?

Answer 4

CuS

Question 5

What is the symbol for calcium hydroxide?

Answer 5

Ca(OH)2

Question 6

What is the symbol for calcium carbonate?

Answer 6

CaCO3

Question 7

What is the symbol for aluminium sulfate?

Answer 7

Al2(SO4)3

Question 8

What ion is formed when an alkali ionises in water?

Answer 8

0h-

Question 9

What ion is formed when an acid ionises in water?

Answer 9

H+

Question 10

Explain why the ph of acid depends on the strength and concentration of the acid?

Answer 10

Oh depends on h+ ion concentration so the higher the concentration of h+ ions the lower the ph
The stronger an acid the greater the ionisation so the stronger the acid the lower the ph
The higher the concentrations of an acid the more acid in the same volume so the higher the concentration of the acid of the lower ph

Question 11

What is the symbol for carbonate

Answer 11

Co2- 3

Question 12

What is the symbol for oxide

Answer 12

O and swap charges

Question 13

What is the symbol for hydroxide?

Answer 13

OH-