Lime water reacts with chlorine to give
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Lime water reacts with chlorine to give
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When copper oxide and dilute hydrochloric acid react colour changes to
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An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change
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Sodium hydroxide is a
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Sodium carbonate is a basic salt because it is a salt of a
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Rain is called acid rain when its:
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What is the pH range of our body?
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Nettle sting is a natural source of which acid?
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Which of the following statements is correct about an aqueous solution of an acid and of a base?
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Alkalis are
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Chemical formula of washing soda is
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How many water molecules does hydrated cal-cium sulphate contain?
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