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What volume of carbon dioxide is produced at STP when 5 litres of propane is burnt completely according to the equation given…
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Assertion (A): Dilute Sulphuric acid is a stronger electrolyte than concentrated Sulphuric acid. Reason (R): Dilute Sulphuric acid has a higher concentration…
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The compound that has the highest melting point amongst the following is: (a) Methane (b) Sodium chloride (c) Ammonia (d) Ethanol
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The compound that has the highest melting point amongst the following is: (a) Methane (b) Sodium chloride (c) Ammonia (d) Ethanol
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Salts can be prepared by the action of dilute acid on: 1. bases 2. carbonates 3. metals 4. sulphites The method which…
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An atom of X forms an ion according to the equation X ⟶ X+2. The atomic number of the atom X is:…
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Rita added dilute hydrochloric acid to four metals. She recorded her observations in the table given below. While noting her observations she…
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A hydrocarbon X undergoes the reaction under suitable conditions as shown below: Which compound(s) is/are unsaturated? (a) X only (b) Y only…
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Identify the equation that shows the reaction of ethane with chlorine in the presence of ultraviolet light. (a) C2H6 + Cl2 ⟶…
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With respect to the electrolysis of copper (II) sulphate solution using copper electrodes, which statement is correct? (a) Copper metal is deposited…
