Q.1.
What type of reaction is shown by the following word equation? Hydrochloric acid + sodium hydroxide → sodium chloride + water
Q.2.
What type of reaction occurs when limestone (calcium carbonate) is heated and becomes calcium oxide?
Q.3.
What is the only reaction that removes carbon dioxide from the atmosphere naturally?
Q.4.
What type of reaction occurs at the positive electrode when copper sulfate is electrolysed using copper electrodes?
Q.5.
What type of reaction is shown in the symbol equation? Fe O + 3CO → 2Fe + 3CO
Q.6.
What type of reaction does the following word equation describe? Magnesium + zinc chloride → magnesium chloride + zinc
Q.7.
What type of reaction occurs when hydrocarbons burn in an insufficient supply of oxygen?
Q.8.
What reaction is occurring when decane is split into ethene and octane?
Q.9.
What reaction is involved in the production of poly(ester)?
Q.10.
What reaction is involved in the hardening of vegetable oils?