7th Chapter

8th General Science English Medium Chapter 7 Test

Here you can prepare 8th General Science English Medium Online MCQ's Test. Click the button for 8th General Science English Medium Chapter 7 100% free full practice test.

8th Class Science Chapter 7 MCQ Test With Answer for Science chapter 7

8th Class Science Chapter 7 MCQ Test With Answer for Science chapter 7

Sr. # Questions Answers Choice
1 Sodium carbonate is an importnatsalt used for many purposes in indusies. Which acid is reacted with sodium hydroxide to get it.
  • A. Oxalic acid
  • B. Citric acid
  • C. Acetic Acid
  • D. Carbonic acid
2 Strong alkalis have pH value.
  • A. 3 to 7
  • B. 1 to 2
  • C. 7 to 13
  • D. 13 to 14
3 These salts are responsible for preventing heart attacks.
  • A. Salts of sodium
  • B. Salts of calcium
  • C. Salt of potassium
  • D. Salt of Magnesium
4 pH value of milk of magnesia.
  • A. 7
  • B. 11
  • C. 9
  • D. 14
5 Acid used as a dehydrating agent.
  • A. Nitric Acid
  • B. Phosphoric acid
  • C. Sulphuric acid
  • D. Hydrochloric acid
6 Large variey of compounds exists are.
  • A. Acids
  • B. Bases
  • C. Alkalies
  • D. Salt
7 Bases react with acids to form water and........
  • A. Hydrogen ions
  • B. Ammonia
  • C. Salt
  • D. Hydroxide ions
8 Sodium hydroxide solution in water will
  • A. Turn blue litmus red
  • B. Give pink colour with phenolpthalein
  • C. Give red colour with methyl orange.
  • D. Not affect the phenolphthalein indicator
9 The word alkaline has been taken form.
  • A. Greek
  • B. Latin
  • C. Arabic
  • D. English
10 Tartaric acid obtain form.
  • A. Fats
  • B. Tarmarind , grapes
  • C. Apples
  • D. Citrus fruits

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  • TAYYAB FF

    08 Jan 2024

    Please post chapter mcqs

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    Riaz

    30 Nov 2018

    I LIKE IT

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    Adil Shafique

    06 Jan 2018

    Trying

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