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प्रश्न
Chemical formula of calcium oxide is _______
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उत्तर
Chemical formula of calcium oxide is CaO.
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संबंधित प्रश्न
Give one example in the following case:
A hydroxide which is highly soluble in water.
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A soluble base.
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Bases ionise in water to form ______ ions.
Al(OH)3 & Zn(OH)2 are not alkalis.
A small amount of copper oxide was taken in a beaker and dilute hydrochloric acid was added with continuous stirring of the solution. Name the compound formed and state the colour of its solution. Write the balanced chemical equation for the reaction that occurs. Based on the reaction, state the nature (acidic/basic) of copper oxide.
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
A basic oxide.
