Advertisements
Advertisements
Question
Give one example in the following case:
An oxide which is a base.
Advertisements
Solution
Copper oxide (CuO)
APPEARS IN
RELATED QUESTIONS
Give one example in the following case:
A base which does not contain a metal ion.
Distinguish between acid and alkali (other than indicators).
Why indicator does not get affected by salt?
Salts are neutral.
What is the difference between an alkali and a base?
Match the important chemicals given in Column (A) with the chemical formulae given in Column (B)
| Column (A) | Column (B) |
| (a) Plaster of Paris | Ca(OH)2 |
| (b) Gypsum | CaSO4. 1/2 H2O |
| (c) Bleaching Powder | CaSO4.2H7O |
| (d) Slaked Lime | CaOCl2 |
All bases are alkalis but all alkalis are not bases.
Name the base which is present in a window cleaner.
NaOH & KOH are strong bases.
A small amount of copper oxide was taken in a beaker and dilute hydrochloric acid was added with continuous stirring of the solution. Name the compound formed and state the colour of its solution. Write the balanced chemical equation for the reaction that occurs. Based on the reaction, state the nature (acidic/basic) of copper oxide.
