Chemical Reacti...

Which two gases are released on heating lead nitrate?

Which of the following is not an example of chemical change?

The colour of Copper metal is:

$Pb{I}_2$ is:

Which is the formula of magnesium nitride?

Can we store $CuS{O}_4$ in iron container and why?

Some crystals of copper sulphate were dissolved in water. The colour of the solution obtained would be:

Which of the following is the incorrect method of preventing rusting?

Which of the following solution is obtained on reacting zinc metal with $NaOH$ solution?

The element or compound which undergoes reduction is:

$ANa+B{H}_{2}O\to CNaOH+D{H}_2$. What would come in place of A, B, C, and D to balance the equation?

Which one of the following will be required to identify the gas evolved when diluted $HCl$ reacts with zinc metal?

The odour of $S{O}_2$ gas is:

$ZnC{O}_3\left(s\right)$ undergoes ‘$X$’ to give $ZnO+\left(C{O}_2\right)$. What does ‘$X$’ symbolized here?

The bleaching action of chlorine is ___________ reaction.