📚NCERT Questions — NCERT10

Which of the following metals is more reactive than lead?

What happens to the colour of the iron nails when dipped in copper sulphate solution?

In the reaction 2PbO(s) + C(s) → 2Pb(s) + CO₂(g), which substance is oxidised?

What is the black coating formed on silver articles when they get tarnished?

Which of the following reactions is an example of a displacement reaction?

What does the arrowhead in a chemical equation indicate?

When sodium sulphate solution reacts with barium chloride solution, what is the other product formed besides barium sulphate?

What type of energy is required for the decomposition of silver bromide?

Balance the equation: NaOH + H₂SO₄ → Na₂SO₄ + H₂O. What is the coefficient for NaOH?

If a chemical equation has an unequal number of atoms of an element on both sides of the equation, it is called a(n):