WorksheetsClass 10 chapter 2 science
Total questions: 12
Worksheet time: 6mins
A solution turns red litmus blue ,its pH is likely to be -
1
4
5
10
Which one of the following types of medicines is used for treating indigestion?
Antibiotic
Analgesic
Antacid
Antiseptic
which of the following salts does not contain water of crystallisation?
Blue vitriol
Baking soda
Washing soda
Gypsum
Which one of the following can be used as an acid -base indicator by a visually impared student?
Litmus
Turmeric
Vanilla essence
Petunia leaves
Which of the following is acidic in nature?
Lime Juice
Human blood
Lime water
Antacid
Which of the following is not a mineral acid?
Hydrochloric acid
Citric acid
Sulphuric acid
Nitric acid
Metal hydrogen carbonates react with acids to give
salt ,water , chlorine
salt , water and carbon di oxide
salt and carbon di oxide
salt , hydrogen and carbon dioxide
which of the following is used for dissolution of gold?
Hydrochloric acid
Sulphuric acid
Nitric acid
Aqua regia
The pH of the gastric juices released during digestion is -
less than 7
more than 7
equal to 7
equal to 0
The acid obtained from curd is -
Oxalic acid
Tartaric acid
Acetic acid
Lactic acid
Which of the aqueous solutions has highest pH value?
Sodium chloride
Potassium carbonate
Copper sulphate
Ammonium chloride
Which of the aqueous solutions has highest pH value?
Sodium chloride
Potassium carbonate
Copper sulphate
Ammonium chloride
