Advertisements
Advertisements
Question
Name an acid used to remove ink spots.
Solution
Oxalic acid
APPEARS IN
RELATED QUESTIONS
What are organic acids and mineral acids?
Name a sodium compound which is a constituent of many dry soap powders.
You are supplied with five solutions: A, B, C, D and E with pH values as follows: A = 1.8, B = 7, C = 8.5, D = 13, and E = 5
Classify these solutions as neutral, slightly or strongly acidic and slightly or strongly alkaline.
Which solution would be most likely to liberate hydrogen with magnesium powder. Give a word equation for each reaction.
How is an acid prepared from a non metal and a base from a metal? Give equation.
The preparation of Lead sulphate from Lead carbonate is a two-step process. (Lead sulphate cannot be prepared by adding dilute Sulphuric acid to Lead carbonate.)
Why is the direct addition of dilute sulphuric acid to Lead carbonate an impractical method of preparing Lead sulphate?
Acid - Define.
State whether the following statements are true or false. Correct the false statements.
A compound if acidic will turn all indicators red.
Complete the following equation.
H+ + H2O → ______.
Why does blue color copper sulphate become white on heating?
A metal 'M' on reacting with dilute acid liberates a gas 'G'. The same metal also liberates gas 'G' when reacts with a base.
- Write the name of gas 'G'.
- How will you test the presence of this gas?
- Write chemical equations for the reactions of the metal with (1) an acid and (2) a base.