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© Boardworks Ltd 2003 Acids and Alkalis Multiple-Choice Questions `
© Boardworks Ltd 2003 ASodium bicarbonate BVinegar CLitmus DSalt 1.Which of these is an indicator?
© Boardworks Ltd 2003 APotassium hydroxide BSodium chloride CSodium hydroxide DSodium 2.Which of these is a salt?
© Boardworks Ltd 2003 ApH 7 BpH 1 CpH 8 DpH 13 3. Which of these is a weak alkali? A substance with:
© Boardworks Ltd 2003 AWater - pH 7 BLemon - pH 3 COven cleaner - pH 14 DBicarbonate of Soda – pH 9 4. Which of these might you put on a ant sting to neutralise the acid in the sting?
© Boardworks Ltd 2003 AHydrogen BSulphur COxygen DNitrogen 5. Which of these do all acids contain?
© Boardworks Ltd 2003 ASilver nitrate BSodium hydroxide CCalcium hydroxide DMagnesium hydroxide 6.Which of these substances would not neutralise an acid?
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Finding the balance 1 a) What is the pH of a bee sting? b) Is this acidic, alkaline or neutral? 2Bicarbonate of soda solution has a pH of about 9. Why.
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