Consider the fol lowing statements and select the correct answer from the code given below :1. Brass is a compound of copper and zinc.2. Magnetite is the most important ore of aluminium.3. Amalgam is that substance which basically contains mercury.4. Potassium nitrate is one of the essential chemicals used in photography.Code:

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Consider the fol lowing statements and select the correct answer from the code given below :<br />1. Brass is a compound of copper and zinc.<br />2. Magnetite is the most important ore of aluminium.<br />3. Amalgam is that substance which basically contains mercury.<br />4. Potassium nitrate is one of the essential chemicals used in photography.<br />Code: