Advertisements
Advertisements
Question
Can a nickel spatula be used to stir copper sulphate solution? Justify your answer.
Advertisements
Solution
No, a nickel spatula cannot be used to stir CuSO4 solution, because Nickel will displace copper from CuSO3 solution and Cu gets deposited on the Ni spatula.
APPEARS IN
RELATED QUESTIONS
TRUE \ FALSE
Positively charged electrode is called the anode. True or false ?
A solution of a substance ‘X’ is used for white washing Name the substance ‘X’ and write its formula.
Define the following term:
Precipitate
Multiple choice:
Which of the following is not a characteristic of a chemical change?
Complete and balance the following reaction:
\[\ce{CuCO3 ->[\Delta]}\]
Distinguish by heating the following in dry test tubs.
Copper Sulphate and copper carbonate
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which leaves on strong heating a black residue and evolves two colourless gases one of which is acidic and the other neutral.
Complete the table given below.
| Heat on sodium chloride | Colour imparted to flame during flame test |
What kind of a change is associated with decaying of a plants?
Melting of wax is a change where a solid changes to liquid state. Give one more such change which you observe in your surroundings
