Give an example of a metal which
$(i)$ is a liquid at room temperature.
$(ii)$ can be easily cut with a knife.
$(iii)$ is the best conductor of heat.
$(iv)$ is a poor conduct of heat.
Give an example of a metal which
$(i)$ is a liquid at room temperature.
$(ii)$ can be easily cut with a knife.
$(iii)$ is the best conductor of heat.
$(iv)$ is a poor conduct of heat.
$(i)$ Metal that exists in liquid state at room temperature $\to $ Mercury
$(ii)$ Metal that can be easily cut with a knife $\to $ Sodium
$(iii)$ Metal that is the best conductor of heat $\to $ Silver
$(iv)$ Metals that are poor conductors of heat $\to $ Mercury and lead
Similar Questions
Write equations for the reactions of
$(i)$ iron with steam
$(ii)$ calcium and potassium with water
Write equations for the reactions of
$(i)$ iron with steam
$(ii)$ calcium and potassium with water
An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be
An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be
Which of the following pairs will give displacement reactions ?
Which of the following pairs will give displacement reactions ?
You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels.
You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels.
State two ways to prevent the rusting of iron.
State two ways to prevent the rusting of iron.